[SPARK-19094][WIP][PySpark] Plumb through logging for IJupyter notebooks

[holdenk]

What changes were proposed in this pull request?

Plumb through logging from the JVM into Jupyter notebooks to make debugging easier. This is a WIP PR

How was this patch tested?

Modified standalone_tests to allow testing with Python launch first in addition to the JVM launch first default.

[SparkQA]

Test build #74568 has finished for PR 17298 at commit 15d999b.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[holdenk]

jenkins retest this please.

[SparkQA]

Test build #75869 has finished for PR 17298 at commit 15d999b.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #75881 has finished for PR 17298 at commit 955f163.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #75882 has finished for PR 17298 at commit 2bfaa16.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #76530 has finished for PR 17298 at commit 6c22a89.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #76711 has finished for PR 17298 at commit a2caf97.

• This patch fails Python style tests.
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• This patch adds no public classes.

[SparkQA]

Test build #76865 has finished for PR 17298 at commit 1166b9e.

• This patch fails PySpark unit tests.
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• This patch adds no public classes.

[SparkQA]

Test build #76870 has finished for PR 17298 at commit 7fcc839.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #76897 has finished for PR 17298 at commit 08632fd.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #76903 has finished for PR 17298 at commit 89cf739.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds the following public classes (experimental):
• case class ParseToTimestamp(left: Expression, format: Option[Expression], child: Expression)
• class AstBuilder(conf: SQLConf) extends SqlBaseBaseVisitor[AnyRef] with Logging
• class CatalystSqlParser(conf: SQLConf) extends AbstractSqlParser
• case class ColumnStatsMap(originalMap: AttributeMap[ColumnStat])
• trait DataSourceScanExec extends LeafExecNode with CodegenSupport with PredicateHelper
• class SparkSqlAstBuilder(conf: SQLConf) extends AstBuilder(conf)
• s\"($

[SparkQA]

Test build #77118 has finished for PR 17298 at commit bb36f50.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #77120 has finished for PR 17298 at commit 24ff579.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #77122 has finished for PR 17298 at commit c450d24.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #77127 has finished for PR 17298 at commit e0c3a6b.

• This patch fails PySpark unit tests.
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• This patch adds no public classes.

[SparkQA]

Test build #77151 has finished for PR 17298 at commit 009e7c4.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[holdenk]

Jenkins retest this please.

[SparkQA]

Test build #82050 has finished for PR 17298 at commit 009e7c4.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[holdenk]

cc @BryanCutler@HyukjinKwon

[SparkQA]

Test build #86233 has finished for PR 17298 at commit ae450e8.

• This patch fails PySpark unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test build #86238 has finished for PR 17298 at commit 33a2bab.

• This patch fails due to an unknown error code, -9.
• This patch merges cleanly.
• This patch adds no public classes.

[holdenk]

Eh we don't seem to need this anymore we plumb through the exception messages in another way. it's missing the logs but it's probably not worth it. Closing.