mirror of
https://github.com/hwchase17/langchain
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aa9d5707e0
This PR contributes a `PythonLoader`, which inherits from `TextLoader` but detects and sets the encoding automatically.
221 lines
4.1 KiB
Plaintext
221 lines
4.1 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "79f24a6b",
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"metadata": {},
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"source": [
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"# Directory Loader\n",
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"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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]
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},
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{
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"cell_type": "code",
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"execution_count": 3,
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"id": "019d8520",
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"metadata": {},
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"outputs": [],
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"source": [
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"from langchain.document_loaders import DirectoryLoader"
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]
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},
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{
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"cell_type": "markdown",
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"id": "0c76cdc5",
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"metadata": {},
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"source": [
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"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."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"id": "891fe56f",
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"metadata": {},
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"outputs": [],
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"source": [
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"loader = DirectoryLoader('../', glob=\"**/*.md\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 3,
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"id": "addfe9cf",
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"metadata": {},
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"outputs": [],
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"source": [
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"docs = loader.load()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 4,
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"id": "b042086d",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"1"
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]
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},
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"execution_count": 4,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"len(docs)"
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]
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},
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{
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"cell_type": "markdown",
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"id": "c5652850",
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"metadata": {},
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"source": [
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"## 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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]
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},
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{
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"cell_type": "code",
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"execution_count": 5,
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"id": "81c92da3",
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"metadata": {},
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"outputs": [],
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"source": [
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"from langchain.document_loaders import TextLoader"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 6,
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"id": "ab38ee36",
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"metadata": {},
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"outputs": [],
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"source": [
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"loader = DirectoryLoader('../', glob=\"**/*.md\", loader_cls=TextLoader)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 7,
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"id": "25c8740f",
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"metadata": {},
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"outputs": [],
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"source": [
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"docs = loader.load()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 8,
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"id": "38337763",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"1"
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]
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},
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"execution_count": 8,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"len(docs)"
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]
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},
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{
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"cell_type": "markdown",
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"id": "598a2805",
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"metadata": {},
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"source": [
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"If you need to load Python source code files, use the `PythonLoader`."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 1,
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"id": "c558bd73",
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"metadata": {},
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"outputs": [],
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"source": [
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"from langchain.document_loaders import PythonLoader"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 13,
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"id": "a3cfaba7",
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"metadata": {},
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"outputs": [],
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"source": [
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"loader = DirectoryLoader('../../../../../', glob=\"**/*.py\", loader_cls=PythonLoader)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 14,
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"id": "e2e1e26a",
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"metadata": {},
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"outputs": [],
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"source": [
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"docs = loader.load()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 15,
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"id": "ffb8ff36",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"691"
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]
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},
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"execution_count": 15,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"len(docs)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "7f6e0eae",
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.10.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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