Add unminified components bundle support.

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'

.pylintrc

@@ -56,7 +56,8 @@ confidence=
 # --disable=W"
 disable=fixme,
  missing-docstring,
- invalid-name
+ invalid-name,
+ too-many-lines
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
 # multiple time (only on the command line, not in the configuration file where

.pylintrc37

@@ -145,7 +145,8 @@ disable=invalid-name,
  comprehension-escape,
  no-else-return,
  useless-object-inheritance,
- possibly-unused-variable
+ possibly-unused-variable,
+ too-many-lines
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

CHANGELOG.md

@@ -1,3 +1,10 @@
+## 0.27.0 - 2018-09-20
+## Added
+- Added support for serving dev bundles from the components suite, enable with `app.run_server(dev_tools_serve_dev_bundles=True)` [#369](https://github.com/plotly/dash/pull/369)
+
+## Fixed
+- Use HTML5 syntax for the meta tag [#350](https://github.com/plotly/dash/pull/350)
+
 ## 0.26.6 - 2018-09-19
 ## Fixed
 - Added `Cache-Control` headers to files served by `Dash.serve_component_suites`. [#387](https://github.com/plotly/dash/pull/387)

dash/_configs.py

@@ -19,18 +19,21 @@ def env_configs():
  'DASH_SUPPRESS_CALLBACK_EXCEPTIONS',
  'DASH_ASSETS_EXTERNAL_PATH',
  'DASH_INCLUDE_ASSETS_FILES',
- 'DASH_COMPONENTS_CACHE_MAX_AGE'
+ 'DASH_COMPONENTS_CACHE_MAX_AGE',
+ 'DASH_INCLUDE_ASSETS_FILES',
+ 'DASH_SERVE_DEV_BUNDLES',
+ 'DASH_DEBUG'
  )})
 
 
-def get_config(config_name, init, env, default=None):
+def get_config(config_name, init, env, default=None, is_bool=False):
  if init is not None:
  return init
 
  env_value = env.get('DASH_{}'.format(config_name.upper()))
  if env_value is None:
  return default
- return env_value
+ return env_value if not is_bool else env_value.lower() == 'true'
 
 
 def pathname_configs(url_base_pathname=None,

dash/dash.py

@@ -221,6 +221,9 @@ def add_url(name, view_func, methods=('GET',)):
  self._layout = None
  self._cached_layout = None
  self.routes = []
+ self._dev_tools = _AttributeDict({
+ 'serve_dev_bundles': False
+ })
 
  # add a handler for components suites errors to return 404
  self.server.errorhandler(exceptions.InvalidResourceError)(
@@ -373,11 +376,14 @@ def _generate_scripts_html(self):
  # pylint: disable=protected-access
  srcs = self._collect_and_register_resources(
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist_dependencies
+ dash_renderer._js_dist_dependencies,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  )) + self._external_scripts + self._collect_and_register_resources(
- self.scripts.get_all_scripts() +
+ self.scripts.get_all_scripts(
+ dev_bundles=self._dev_tools.serve_dev_bundles) +
  self.scripts._resources._filter_resources(
- dash_renderer._js_dist
+ dash_renderer._js_dist,
+ dev_bundles=self._dev_tools.serve_dev_bundles
  ))
 
  return '\n'.join([
@@ -541,7 +547,7 @@ def dependencies(self):
  'inputs': v['inputs'],
  'state': v['state'],
  'events': v['events']
- } for k, v in list(self.callback_map.items())
+ } for k, v in self.callback_map.items()
  ])
 
  # pylint: disable=unused-argument, no-self-use
@@ -979,8 +985,49 @@ def get_asset_url(self, path):
 
  return asset
 
+ def enable_dev_tools(self,
+ debug=False,
+ dev_tools_serve_dev_bundles=None):
+ """
+ Activate the dev tools, called by `run_server`. If your application is
+ served by wsgi and you want to activate the dev tools, you can call
+ this method out of `__main__`.
+
+ :param debug: If True, then activate all the tools unless specified.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles.
+ :type dev_tools_serve_dev_bundles: bool
+ :return:
+ """
+ env = _configs.env_configs()
+ debug = debug or _configs.get_config('debug', None, env, debug,
+ is_bool=True)
+
+ self._dev_tools['serve_dev_bundles'] = _configs.get_config(
+ 'serve_dev_bundles', dev_tools_serve_dev_bundles, env,
+ default=debug,
+ is_bool=True
+ )
+ return debug
+
  def run_server(self,
  port=8050,
  debug=False,
+ dev_tools_serve_dev_bundles=None,
  **flask_run_options):
- self.server.run(port=port, debug=debug, **flask_run_options)
+ """
+ Start the flask server in local mode, you should not run this on a
+ production server and use gunicorn/waitress instead.
+
+ :param port: Port the application
+ :type port: int
+ :param debug: Set the debug mode of flask and enable the dev tools.
+ :type debug: bool
+ :param dev_tools_serve_dev_bundles: Serve the dev bundles of components
+ :type dev_tools_serve_dev_bundles: bool
+ :param flask_run_options: Given to `Flask.run`
+ :return:
+ """
+ debug = self.enable_dev_tools(debug, dev_tools_serve_dev_bundles)
+ self.server.run(port=port, debug=debug,
+ **flask_run_options)

dash/resources.py

@@ -16,14 +16,18 @@ def __init__(self, resource_name, layout):
  def append_resource(self, resource):
  self._resources.append(resource)
 
- def _filter_resources(self, all_resources):
+ def _filter_resources(self, all_resources, dev_bundles=False):
  filtered_resources = []
  for s in all_resources:
  filtered_resource = {}
  if 'namespace' in s:
  filtered_resource['namespace'] = s['namespace']
  if 'external_url' in s and not self.config.serve_locally:
  filtered_resource['external_url'] = s['external_url']
+ elif 'dev_package_path' in s and dev_bundles:
+ filtered_resource['relative_package_path'] = (
+ s['dev_package_path']
+ )
  elif 'relative_package_path' in s:
  filtered_resource['relative_package_path'] = (
  s['relative_package_path']
@@ -54,7 +58,7 @@ def _filter_resources(self, all_resources):
 
  return filtered_resources
 
- def get_all_resources(self):
+ def get_all_resources(self, dev_bundles=False):
  all_resources = []
  if self.config.infer_from_layout:
  all_resources = (
@@ -63,7 +67,7 @@ def get_all_resources(self):
  else:
  all_resources = self._resources
 
- return self._filter_resources(all_resources)
+ return self._filter_resources(all_resources, dev_bundles)
 
  def get_inferred_resources(self):
  namespaces = []
@@ -127,8 +131,8 @@ def _update_layout(self, layout):
  def append_script(self, script):
  self._resources.append_resource(script)
 
- def get_all_scripts(self):
- return self._resources.get_all_resources()
+ def get_all_scripts(self, dev_bundles=False):
+ return self._resources.get_all_resources(dev_bundles)
 
  def get_inferred_scripts(self):
  return self._resources.get_inferred_resources()

dash/version.py

@@ -1 +1 @@
-__version__ = '0.26.6'
+__version__ = '0.27.0'