langchain/docs/extras/modules/data_connection/document_loaders/integrations/email.ipynb
Davis Chase 87e502c6bc
Doc refactor (#6300)
Co-authored-by: jacoblee93 <jacoblee93@gmail.com>
Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
2023-06-16 11:52:56 -07:00

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4.9 KiB
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{
"cells": [
{
"cell_type": "markdown",
"id": "9fdbd55d",
"metadata": {},
"source": [
"# Email\n",
"\n",
"This notebook shows how to load email (`.eml`) or `Microsoft Outlook` (`.msg`) files."
]
},
{
"cell_type": "markdown",
"id": "89caa348",
"metadata": {},
"source": [
"## Using Unstructured"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "226e50aa-407d-43d9-a81d-f6706298b10c",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"#!pip install unstructured"
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "40cd9806",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"from langchain.document_loaders import UnstructuredEmailLoader"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "2d20b852",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"loader = UnstructuredEmailLoader(\"example_data/fake-email.eml\")"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "579fa702",
"metadata": {
"tags": []
},
"outputs": [],
"source": [
"data = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "90c1d899",
"metadata": {
"tags": []
},
"outputs": [
{
"data": {
"text/plain": [
"[Document(page_content='This is a test email to use for unit tests.\\n\\nImportant points:\\n\\nRoses are red\\n\\nViolets are blue', metadata={'source': 'example_data/fake-email.eml'})]"
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"data"
]
},
{
"cell_type": "markdown",
"id": "8bf50cba",
"metadata": {},
"source": [
"### Retain Elements\n",
"\n",
"Under the hood, Unstructured creates different \"elements\" for different chunks of text. By default we combine those together, but you can easily keep that separation by specifying `mode=\"elements\"`."
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "b9592eaf",
"metadata": {},
"outputs": [],
"source": [
"loader = UnstructuredEmailLoader(\"example_data/fake-email.eml\", mode=\"elements\")"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "0b16d03f",
"metadata": {},
"outputs": [],
"source": [
"data = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "d7bdc5e5",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"Document(page_content='This is a test email to use for unit tests.', lookup_str='', metadata={'source': 'example_data/fake-email.eml'}, lookup_index=0)"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"data[0]"
]
},
{
"cell_type": "markdown",
"id": "6a074515",
"metadata": {},
"source": [
"## Using OutlookMessageLoader"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "058e670e-9964-44ee-b888-44f23ffb9310",
"metadata": {},
"outputs": [],
"source": [
"#!pip install extract_msg"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "1e7a8444",
"metadata": {},
"outputs": [],
"source": [
"from langchain.document_loaders import OutlookMessageLoader"
]
},
{
"cell_type": "code",
"execution_count": 9,
"id": "77a055e6",
"metadata": {},
"outputs": [],
"source": [
"loader = OutlookMessageLoader(\"example_data/fake-email.msg\")"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "789882de",
"metadata": {},
"outputs": [],
"source": [
"data = loader.load()"
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "46aa0632",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"Document(page_content='This is a test email to experiment with the MS Outlook MSG Extractor\\r\\n\\r\\n\\r\\n-- \\r\\n\\r\\n\\r\\nKind regards\\r\\n\\r\\n\\r\\n\\r\\n\\r\\nBrian Zhou\\r\\n\\r\\n', metadata={'subject': 'Test for TIF files', 'sender': 'Brian Zhou <brizhou@gmail.com>', 'date': 'Mon, 18 Nov 2013 16:26:24 +0800'})"
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"data[0]"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "2b223ce2",
"metadata": {},
"outputs": [],
"source": []
}
],
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"display_name": "Python 3 (ipykernel)",
"language": "python",
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"file_extension": ".py",
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