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{
"cells": [
{
"cell_type": "markdown",
"id": "79f24a6b",
"metadata": {},
"source": [
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"# File Directory\n",
"\n",
"This covers how to use the `DirectoryLoader` to load all documents in a directory. Under the hood, by default this uses the [UnstructuredLoader](./unstructured_file.ipynb)"
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]
},
{
"cell_type": "code",
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"execution_count": 1,
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"id": "019d8520",
"metadata": {},
"outputs": [],
"source": [
"from langchain.document_loaders import DirectoryLoader"
]
},
{
"cell_type": "markdown",
"id": "0c76cdc5",
"metadata": {},
"source": [
"We can use the `glob` parameter to control which files to load. Note that here it doesn't load the `.rst` file or the `.ipynb` files."
]
},
{
"cell_type": "code",
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"execution_count": 2,
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"id": "891fe56f",
"metadata": {},
"outputs": [],
"source": [
"loader = DirectoryLoader('../', glob=\"**/*.md\")"
]
},
{
"cell_type": "code",
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"execution_count": 3,
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"id": "addfe9cf",
"metadata": {},
"outputs": [],
"source": [
"docs = loader.load()"
]
},
{
"cell_type": "code",
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"execution_count": 4,
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"id": "b042086d",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"1"
]
},
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"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"len(docs)"
]
},
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{
"cell_type": "markdown",
"id": "e633d62f",
"metadata": {},
"source": [
"## Show a progress bar"
]
},
{
"cell_type": "markdown",
"id": "43911860",
"metadata": {},
"source": [
"By default a progress bar will not be shown. To show a progress bar, install the `tqdm` library (e.g. `pip install tqdm`), and set the `show_progress` parameter to `True`."
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "bb93daac",
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Requirement already satisfied: tqdm in /Users/jon/.pyenv/versions/3.9.16/envs/microbiome-app/lib/python3.9/site-packages (4.65.0)\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"0it [00:00, ?it/s]\n"
]
}
],
"source": [
"%pip install tqdm\n",
"loader = DirectoryLoader('../', glob=\"**/*.md\", show_progress=True)\n",
"docs = loader.load()"
]
},
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{
"cell_type": "markdown",
"id": "c16ed46a",
"metadata": {},
"source": [
"## Use multithreading"
]
},
{
"attachments": {},
"cell_type": "markdown",
"id": "5752e23e",
"metadata": {},
"source": [
"By default the loading happens in one thread. In order to utilize several threads set the `use_multithreading` flag to true."
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "f8d84f52",
"metadata": {},
"outputs": [],
"source": [
"loader = DirectoryLoader('../', glob=\"**/*.md\", use_multithreading=True)\n",
"docs = loader.load()"
]
},
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{
"cell_type": "markdown",
"id": "c5652850",
"metadata": {},
"source": [
"## Change loader class\n",
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"By default this uses the `UnstructuredLoader` class. However, you can change up the type of loader pretty easily."
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]
},
{
"cell_type": "code",
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"execution_count": 15,
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"id": "81c92da3",
"metadata": {},
"outputs": [],
"source": [
"from langchain.document_loaders import TextLoader"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "ab38ee36",
"metadata": {},
"outputs": [],
"source": [
"loader = DirectoryLoader('../', glob=\"**/*.md\", loader_cls=TextLoader)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "25c8740f",
"metadata": {},
"outputs": [],
"source": [
"docs = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "38337763",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"1"
]
},
"execution_count": 8,
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"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"len(docs)"
]
},
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{
"cell_type": "markdown",
"id": "598a2805",
"metadata": {},
"source": [
"If you need to load Python source code files, use the `PythonLoader`."
]
},
{
"cell_type": "code",
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"execution_count": 14,
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"id": "c558bd73",
"metadata": {},
"outputs": [],
"source": [
"from langchain.document_loaders import PythonLoader"
]
},
{
"cell_type": "code",
"execution_count": 13,
"id": "a3cfaba7",
"metadata": {},
"outputs": [],
"source": [
"loader = DirectoryLoader('../../../../../', glob=\"**/*.py\", loader_cls=PythonLoader)"
]
},
{
"cell_type": "code",
"execution_count": 14,
"id": "e2e1e26a",
"metadata": {},
"outputs": [],
"source": [
"docs = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 15,
"id": "ffb8ff36",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"691"
]
},
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"len(docs)"
]
},
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{
"cell_type": "markdown",
"id": "6411a0cb",
"metadata": {},
"source": [
"## Auto detect file encodings with TextLoader\n",
"\n",
"In this example we will see some strategies that can be useful when loading a big list of arbitrary files from a directory using the `TextLoader` class.\n",
"\n",
"First to illustrate the problem, let's try to load multiple text with arbitrary encodings."
]
},
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{
"cell_type": "code",
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"execution_count": 16,
"id": "2c787a69",
"metadata": {},
"outputs": [],
"source": [
"path = '../../../../../tests/integration_tests/examples'\n",
"loader = DirectoryLoader(path, glob=\"**/*.txt\", loader_cls=TextLoader)"
]
},
{
"cell_type": "markdown",
"id": "e9001e12",
"metadata": {},
"source": [
"### A. Default Behavior"
]
},
{
"cell_type": "code",
"execution_count": 19,
"id": "b1e88c31",
"metadata": {
"scrolled": true
},
"outputs": [
{
"data": {
"text/html": [
"<pre style=\"white-space:pre;overflow-x:auto;line-height:normal;font-family:Menlo,'DejaVu Sans Mono',consolas,'Courier New',monospace\"><span style=\"color: #800000; text-decoration-color: #800000\">╭─────────────────────────────── </span><span style=\"color: #800000; text-decoration-color: #800000; font-weight: bold\">Traceback </span><span style=\"color: #bf7f7f; text-decoration-color: #bf7f7f; font-weight: bold\">(most recent call last)</span><span style=\"color: #800000; text-decoration-color: #800000\"> ────────────────────────────────╮</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #bfbf7f; text-decoration-color: #bfbf7f\">/data/source/langchain/langchain/document_loaders/</span><span style=\"color: #808000; text-decoration-color: #808000; font-weight: bold\">text.py</span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">29</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\">load</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">26 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span>text = <span style=\"color: #808000; text-decoration-color: #808000\">\"\"</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">27 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">with</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">open</span>(<span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.file_path, encoding=<span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.encoding) <span style=\"color: #0000ff; text-decoration-color: #0000ff\">as</span> f: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">28 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">try</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span>29 <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ </span>text = f.read() <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">30 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">except</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">UnicodeDecodeError</span> <span style=\"color: #0000ff; text-decoration-color: #0000ff\">as</span> e: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">31 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.autodetect_encoding: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">32 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ </span>detected_encodings = <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.detect_file_encodings() <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #bfbf7f; text-decoration-color: #bfbf7f\">/home/spike/.pyenv/versions/3.9.11/lib/python3.9/</span><span style=\"color: #808000; text-decoration-color: #808000; font-weight: bold\">codecs.py</span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">322</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\">decode</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 319 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">def</span> <span style=\"color: #00ff00; text-decoration-color: #00ff00\">decode</span>(<span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>, <span style=\"color: #00ffff; text-decoration-color: #00ffff\">input</span>, final=<span style=\"color: #0000ff; text-decoration-color: #0000ff\">False</span>): <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 320 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"># decode input (taking the buffer into account)</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 321 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span>data = <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.buffer + <span style=\"color: #00ffff; text-decoration-color: #00ffff\">input</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span> 322 <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span>(result, consumed) = <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>._buffer_decode(data, <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.errors, final) <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 323 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"># keep undecoded input until the next call</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 324 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span><span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.buffer = data[consumed:] <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\"> 325 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">return</span> result <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">╰──────────────────────────────────────────────────────────────────────────────────────────────────╯</span>\n",
"<span style=\"color: #ff0000; text-decoration-color: #ff0000; font-weight: bold\">UnicodeDecodeError: </span><span style=\"color: #008000; text-decoration-color: #008000\">'utf-8'</span> codec can't decode byte <span style=\"color: #008080; text-decoration-color: #008080; font-weight: bold\">0xca</span> in position <span style=\"color: #008080; text-decoration-color: #008080; font-weight: bold\">0</span>: invalid continuation byte\n",
"\n",
"<span style=\"font-style: italic\">The above exception was the direct cause of the following exception:</span>\n",
"\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">╭─────────────────────────────── </span><span style=\"color: #800000; text-decoration-color: #800000; font-weight: bold\">Traceback </span><span style=\"color: #bf7f7f; text-decoration-color: #bf7f7f; font-weight: bold\">(most recent call last)</span><span style=\"color: #800000; text-decoration-color: #800000\"> ────────────────────────────────╮</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\"><module></span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">1</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span>1 loader.load() <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">2 </span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #bfbf7f; text-decoration-color: #bfbf7f\">/data/source/langchain/langchain/document_loaders/</span><span style=\"color: #808000; text-decoration-color: #808000; font-weight: bold\">directory.py</span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">84</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\">load</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">81 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.silent_errors: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">82 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ │ </span>logger.warning(e) <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">83 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">else</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span>84 <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">raise</span> e <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">85 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">finally</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">86 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> pbar: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">87 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ │ </span>pbar.update(<span style=\"color: #0000ff; text-decoration-color: #0000ff\">1</span>) <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #bfbf7f; text-decoration-color: #bfbf7f\">/data/source/langchain/langchain/document_loaders/</span><span style=\"color: #808000; text-decoration-color: #808000; font-weight: bold\">directory.py</span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">78</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\">load</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">75 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> i.is_file(): <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">76 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> _is_visible(i.relative_to(p)) <span style=\"color: #ff00ff; text-decoration-color: #ff00ff\">or</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.load_hidden: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">77 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">try</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span>78 <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span>sub_docs = <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.loader_cls(<span style=\"color: #00ffff; text-decoration-color: #00ffff\">str</span>(i), **<span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.loader_kwargs).load() <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">79 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span>docs.extend(sub_docs) <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">80 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">except</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">Exception</span> <span style=\"color: #0000ff; text-decoration-color: #0000ff\">as</span> e: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">81 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">if</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.silent_errors: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #bfbf7f; text-decoration-color: #bfbf7f\">/data/source/langchain/langchain/document_loaders/</span><span style=\"color: #808000; text-decoration-color: #808000; font-weight: bold\">text.py</span>:<span style=\"color: #0000ff; text-decoration-color: #0000ff\">44</span> in <span style=\"color: #00ff00; text-decoration-color: #00ff00\">load</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">41 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">except</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">UnicodeDecodeError</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">42 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">continue</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">43 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">else</span>: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #800000; text-decoration-color: #800000\">❱ </span>44 <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">raise</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">RuntimeError</span>(<span style=\"color: #808000; text-decoration-color: #808000\">f\"Error loading {</span><span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.file_path<span style=\"color: #808000; text-decoration-color: #808000\">}\"</span>) <span style=\"color: #0000ff; text-decoration-color: #0000ff\">from</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff; text-decoration: underline\">e</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">45 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">except</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">Exception</span> <span style=\"color: #0000ff; text-decoration-color: #0000ff\">as</span> e: <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">46 </span><span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">│ │ │ │ </span><span style=\"color: #0000ff; text-decoration-color: #0000ff\">raise</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff\">RuntimeError</span>(<span style=\"color: #808000; text-decoration-color: #808000\">f\"Error loading {</span><span style=\"color: #00ffff; text-decoration-color: #00ffff\">self</span>.file_path<span style=\"color: #808000; text-decoration-color: #808000\">}\"</span>) <span style=\"color: #0000ff; text-decoration-color: #0000ff\">from</span> <span style=\"color: #00ffff; text-decoration-color: #00ffff; text-decoration: underline\">e</span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">│</span> <span style=\"color: #7f7f7f; text-decoration-color: #7f7f7f\">47 </span> <span style=\"color: #800000; text-decoration-color: #800000\">│</span>\n",
"<span style=\"color: #800000; text-decoration-color: #800000\">╰──────────────────────────────────────────────────────────────────────────────────────────────────╯</span>\n",
"<span style=\"color: #ff0000; text-decoration-color: #ff0000; font-weight: bold\">RuntimeError: </span>Error loading ..<span style=\"color: #800080; text-decoration-color: #800080\">/../../../../tests/integration_tests/examples/</span><span style=\"color: #ff00ff; text-decoration-color: #ff00ff\">example-non-utf8.txt</span>\n",
"</pre>\n"
],
"text/plain": [
"\u001b[31m╭─\u001b[0m\u001b[31m──────────────────────────────\u001b[0m\u001b[31m \u001b[0m\u001b[1;31mTraceback \u001b[0m\u001b[1;2;31m(most recent call last)\u001b[0m\u001b[31m \u001b[0m\u001b[31m───────────────────────────────\u001b[0m\u001b[31m─╮\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2;33m/data/source/langchain/langchain/document_loaders/\u001b[0m\u001b[1;33mtext.py\u001b[0m:\u001b[94m29\u001b[0m in \u001b[92mload\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m26 \u001b[0m\u001b[2m│ │ \u001b[0mtext = \u001b[33m\"\u001b[0m\u001b[33m\"\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m27 \u001b[0m\u001b[2m│ │ \u001b[0m\u001b[94mwith\u001b[0m \u001b[96mopen\u001b[0m(\u001b[96mself\u001b[0m.file_path, encoding=\u001b[96mself\u001b[0m.encoding) \u001b[94mas\u001b[0m f: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m28 \u001b[0m\u001b[2m│ │ │ \u001b[0m\u001b[94mtry\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m29 \u001b[2m│ │ │ │ \u001b[0mtext = f.read() \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m30 \u001b[0m\u001b[2m│ │ │ \u001b[0m\u001b[94mexcept\u001b[0m \u001b[96mUnicodeDecodeError\u001b[0m \u001b[94mas\u001b[0m e: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m31 \u001b[0m\u001b[2m│ │ │ │ \u001b[0m\u001b[94mif\u001b[0m \u001b[96mself\u001b[0m.autodetect_encoding: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m32 \u001b[0m\u001b[2m│ │ │ │ │ \u001b[0mdetected_encodings = \u001b[96mself\u001b[0m.detect_file_encodings() \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2;33m/home/spike/.pyenv/versions/3.9.11/lib/python3.9/\u001b[0m\u001b[1;33mcodecs.py\u001b[0m:\u001b[94m322\u001b[0m in \u001b[92mdecode\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 319 \u001b[0m\u001b[2m│ \u001b[0m\u001b[94mdef\u001b[0m \u001b[92mdecode\u001b[0m(\u001b[96mself\u001b[0m, \u001b[96minput\u001b[0m, final=\u001b[94mFalse\u001b[0m): \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 320 \u001b[0m\u001b[2m│ │ \u001b[0m\u001b[2m# decode input (taking the buffer into account)\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 321 \u001b[0m\u001b[2m│ │ \u001b[0mdata = \u001b[96mself\u001b[0m.buffer + \u001b[96minput\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m 322 \u001b[2m│ │ \u001b[0m(result, consumed) = \u001b[96mself\u001b[0m._buffer_decode(data, \u001b[96mself\u001b[0m.errors, final) \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 323 \u001b[0m\u001b[2m│ │ \u001b[0m\u001b[2m# keep undecoded input until the next call\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 324 \u001b[0m\u001b[2m│ │ \u001b[0m\u001b[96mself\u001b[0m.buffer = data[consumed:] \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m 325 \u001b[0m\u001b[2m│ │ \u001b[0m\u001b[94mreturn\u001b[0m result \u001b[31m│\u001b[0m\n",
"\u001b[31m╰──────────────────────────────────────────────────────────────────────────────────────────────────╯\u001b[0m\n",
"\u001b[1;91mUnicodeDecodeError: \u001b[0m\u001b[32m'utf-8'\u001b[0m codec can't decode byte \u001b[1;36m0xca\u001b[0m in position \u001b[1;36m0\u001b[0m: invalid continuation byte\n",
"\n",
"\u001b[3mThe above exception was the direct cause of the following exception:\u001b[0m\n",
"\n",
"\u001b[31m╭─\u001b[0m\u001b[31m──────────────────────────────\u001b[0m\u001b[31m \u001b[0m\u001b[1;31mTraceback \u001b[0m\u001b[1;2;31m(most recent call last)\u001b[0m\u001b[31m \u001b[0m\u001b[31m───────────────────────────────\u001b[0m\u001b[31m─╮\u001b[0m\n",
"\u001b[31m│\u001b[0m in \u001b[92m<module>\u001b[0m:\u001b[94m1\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m1 loader.load() \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m2 \u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2;33m/data/source/langchain/langchain/document_loaders/\u001b[0m\u001b[1;33mdirectory.py\u001b[0m:\u001b[94m84\u001b[0m in \u001b[92mload\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m81 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0m\u001b[94mif\u001b[0m \u001b[96mself\u001b[0m.silent_errors: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m82 \u001b[0m\u001b[2m│ │ │ │ │ │ │ \u001b[0mlogger.warning(e) \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m83 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0m\u001b[94melse\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m84 \u001b[2m│ │ │ │ │ │ │ \u001b[0m\u001b[94mraise\u001b[0m e \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m85 \u001b[0m\u001b[2m│ │ │ │ │ \u001b[0m\u001b[94mfinally\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m86 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0m\u001b[94mif\u001b[0m pbar: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m87 \u001b[0m\u001b[2m│ │ │ │ │ │ │ \u001b[0mpbar.update(\u001b[94m1\u001b[0m) \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2;33m/data/source/langchain/langchain/document_loaders/\u001b[0m\u001b[1;33mdirectory.py\u001b[0m:\u001b[94m78\u001b[0m in \u001b[92mload\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m75 \u001b[0m\u001b[2m│ │ │ \u001b[0m\u001b[94mif\u001b[0m i.is_file(): \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m76 \u001b[0m\u001b[2m│ │ │ │ \u001b[0m\u001b[94mif\u001b[0m _is_visible(i.relative_to(p)) \u001b[95mor\u001b[0m \u001b[96mself\u001b[0m.load_hidden: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m77 \u001b[0m\u001b[2m│ │ │ │ │ \u001b[0m\u001b[94mtry\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m78 \u001b[2m│ │ │ │ │ │ \u001b[0msub_docs = \u001b[96mself\u001b[0m.loader_cls(\u001b[96mstr\u001b[0m(i), **\u001b[96mself\u001b[0m.loader_kwargs).load() \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m79 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0mdocs.extend(sub_docs) \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m80 \u001b[0m\u001b[2m│ │ │ │ │ \u001b[0m\u001b[94mexcept\u001b[0m \u001b[96mException\u001b[0m \u001b[94mas\u001b[0m e: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m81 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0m\u001b[94mif\u001b[0m \u001b[96mself\u001b[0m.silent_errors: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2;33m/data/source/langchain/langchain/document_loaders/\u001b[0m\u001b[1;33mtext.py\u001b[0m:\u001b[94m44\u001b[0m in \u001b[92mload\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m41 \u001b[0m\u001b[2m│ │ │ │ │ │ \u001b[0m\u001b[94mexcept\u001b[0m \u001b[96mUnicodeDecodeError\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m42 \u001b[0m\u001b[2m│ │ │ │ │ │ │ \u001b[0m\u001b[94mcontinue\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m43 \u001b[0m\u001b[2m│ │ │ │ \u001b[0m\u001b[94melse\u001b[0m: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[31m❱ \u001b[0m44 \u001b[2m│ │ │ │ │ \u001b[0m\u001b[94mraise\u001b[0m \u001b[96mRuntimeError\u001b[0m(\u001b[33mf\u001b[0m\u001b[33m\"\u001b[0m\u001b[33mError loading \u001b[0m\u001b[33m{\u001b[0m\u001b[96mself\u001b[0m.file_path\u001b[33m}\u001b[0m\u001b[33m\"\u001b[0m) \u001b[94mfrom\u001b[0m \u001b[4;96me\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m45 \u001b[0m\u001b[2m│ │ │ \u001b[0m\u001b[94mexcept\u001b[0m \u001b[96mException\u001b[0m \u001b[94mas\u001b[0m e: \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m46 \u001b[0m\u001b[2m│ │ │ │ \u001b[0m\u001b[94mraise\u001b[0m \u001b[96mRuntimeError\u001b[0m(\u001b[33mf\u001b[0m\u001b[33m\"\u001b[0m\u001b[33mError loading \u001b[0m\u001b[33m{\u001b[0m\u001b[96mself\u001b[0m.file_path\u001b[33m}\u001b[0m\u001b[33m\"\u001b[0m) \u001b[94mfrom\u001b[0m \u001b[4;96me\u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m│\u001b[0m \u001b[2m47 \u001b[0m \u001b[31m│\u001b[0m\n",
"\u001b[31m╰──────────────────────────────────────────────────────────────────────────────────────────────────╯\u001b[0m\n",
"\u001b[1;91mRuntimeError: \u001b[0mError loading ..\u001b[35m/../../../../tests/integration_tests/examples/\u001b[0m\u001b[95mexample-non-utf8.txt\u001b[0m\n"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"loader.load()"
]
},
{
"cell_type": "markdown",
"id": "da554f9a",
"metadata": {},
"source": [
"The file `example-non-utf8.txt` uses a different encoding the `load()` function fails with a helpful message indicating which file failed decoding. \n",
"\n",
"With the default behavior of `TextLoader` any failure to load any of the documents will fail the whole loading process and no documents are loaded. "
]
},
{
"cell_type": "markdown",
"id": "eb844b7e",
"metadata": {},
"source": [
"### B. Silent fail\n",
"\n",
"We can pass the parameter `silent_errors` to the `DirectoryLoader` to skip the files which could not be loaded and continue the load process."
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "5314ec39",
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Error loading ../../../../../tests/integration_tests/examples/example-non-utf8.txt\n"
]
}
],
"source": [
"loader = DirectoryLoader(path, glob=\"**/*.txt\", loader_cls=TextLoader, silent_errors=True)\n",
"docs = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 35,
"id": "216337e5",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['../../../../../tests/integration_tests/examples/whatsapp_chat.txt',\n",
" '../../../../../tests/integration_tests/examples/example-utf8.txt']"
]
},
"execution_count": 35,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"doc_sources = [doc.metadata['source'] for doc in docs]\n",
"doc_sources"
]
},
{
"cell_type": "markdown",
"id": "4cba0e53",
"metadata": {},
"source": [
"### C. Auto detect encodings\n",
"\n",
"We can also ask `TextLoader` to auto detect the file encoding before failing, by passing the `autodetect_encoding` to the loader class."
]
},
{
"cell_type": "code",
"execution_count": 37,
"id": "96d527d2",
2023-02-06 07:02:07 +00:00
"metadata": {},
"outputs": [],
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"source": [
"text_loader_kwargs={'autodetect_encoding': True}\n",
"loader = DirectoryLoader(path, glob=\"**/*.txt\", loader_cls=TextLoader, loader_kwargs=text_loader_kwargs)\n",
"docs = loader.load()\n"
]
},
{
"cell_type": "code",
"execution_count": 38,
"id": "f1a136a5",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"['../../../../../tests/integration_tests/examples/example-non-utf8.txt',\n",
" '../../../../../tests/integration_tests/examples/whatsapp_chat.txt',\n",
" '../../../../../tests/integration_tests/examples/example-utf8.txt']"
]
},
"execution_count": 38,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"doc_sources = [doc.metadata['source'] for doc in docs]\n",
"doc_sources"
]
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}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
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"version": "3.9.11"
2023-02-06 07:02:07 +00:00
}
},
"nbformat": 4,
"nbformat_minor": 5
}
