Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

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1 star

Watchers

0 watching

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Releases

Sponsor this project

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Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
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Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

Stars

1 star

Watchers

0 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

Stars

1 star

Watchers

0 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
Skip to content

Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

Stars

1 star

Watchers

0 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
Skip to content

Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

Stars

1 star

Watchers

0 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

Topics

Resources

Code of conduct

Contributing

Security policy

Stars

1 star

Watchers

0 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
Skip to content

Repository files navigation

Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
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Tensorless

Tensorless trains small custom models with sensible defaults. It uses a native NumPy engine on CPU and optional JAX or MLX backends for accelerator execution. It supports text generation, text classification, tabular classification, and regression.

Install

pip install -e .

Optional accelerator backends:

pip install -e '.[cuda]'# JAX CUDA
pip install -e '.[tpu]'# JAX TPU
pip install -e '.[mps]'# Apple Silicon MLX

CUDA, TPU, and MPS backends accelerate both transformer text tasks and tabular MLP tasks. Whatever device is auto-detected (or passed via device=...) is what training and inference actually run on; only unsupported platforms (no CUDA/TPU/MPS available) fall back to the native CPU engine.

Train on your data

importtensorlessastlmodel=tl.train("./corpus.txt", task="text-generation")
print(model.generate("The", max_new_tokens=40))

Text files are trained as next-token language models. BPE is the default tokenizer; use tokenizer="char" for a character-level model. Tensorless derives model size, batch size, epochs, validation, device, and BPE vocabulary size from the data, while every setting can be overridden.

Long text is tokenized lazily and fed through the native engine in fixed-size batches. The automatic batch size uses a token budget; reduce batch_size if your available memory is limited.

English starter pretraining

importtensorlessastlmodel=tl.pretrain(out="english.tl", epochs=20, max_seq_len=128)
print(model.generate("A complete sentence", max_new_tokens=30))

This offline starter corpus contains English prose and grammar examples. It is for demos and smoke tests, not a replacement for a large language dataset. For real pretraining, pass your own .txt corpus to tl.train() and increase the training settings as your hardware allows.

Other tasks

tl.train("reviews/", task="text-classification")
tl.train("housing.csv", task="regression")

Tabular preprocessing automatically handles numeric values, ISO dates, and high-cardinality categories. Missing and rare values are handled using the fitted training data, and the same preprocessing is stored in the .tl file.

Models are saved as .tl files and can be loaded later:

model=tl.load("model.tl")
print(model.info())

The native extension API is in tensorless.engine: Module, Parameter, Adam, and SGD provide model parameters, gradients, and optimization without a PyTorch dependency. Accelerator cache helpers are available as tensorless.devices.clear_memory() and tensorless.devices.memory_stats().

See the documentation for data formats, configuration, checkpointing, and the command-line interface.

About

Tensorless is an open-source Python ML framework that automates the complex parts of model training — from data preparation and model selection to hardware detection, checkpointing, and inference. Just provide your data and let Tensorless handle the rest.

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