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trying to add docs

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ishaan-jaff 2023-07-29 07:06:56 -07:00
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docs/extras/integrations/document_loaders/blockchain.ipynb
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{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "vm8vn9t8DvC_"
},
"source": [
"# Blockchain"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "5WjXERXzFEhg"
},
"source": [
"## Overview"
]
},
{
"attachments": {},
"cell_type": "markdown",
"metadata": {
"id": "juAmbgoWD17u"
},
"source": [
"The intention of this notebook is to provide a means of testing functionality in the Langchain Document Loader for Blockchain.\n",
"\n",
"Initially this Loader supports:\n",
"\n",
"* Loading NFTs as Documents from NFT Smart Contracts (ERC721 and ERC1155)\n",
"* Ethereum Mainnnet, Ethereum Testnet, Polygon Mainnet, Polygon Testnet (default is eth-mainnet)\n",
"* Alchemy's getNFTsForCollection API\n",
"\n",
"It can be extended if the community finds value in this loader. Specifically:\n",
"\n",
"* Additional APIs can be added (e.g. Tranction-related APIs)\n",
"\n",
"This Document Loader Requires:\n",
"\n",
"* A free [Alchemy API Key](https://www.alchemy.com/)\n",
"\n",
"The output takes the following format:\n",
"\n",
"- pageContent= Individual NFT\n",
"- metadata={'source': '0x1a92f7381b9f03921564a437210bb9396471050c', 'blockchain': 'eth-mainnet', 'tokenId': '0x15'})"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Load NFTs into Document Loader"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# get ALCHEMY_API_KEY from https://www.alchemy.com/\n",
"\n",
"alchemyApiKey = \"...\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Option 1: Ethereum Mainnet (default BlockchainType)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "J3LWHARC-Kn0"
},
"outputs": [],
"source": [
"from langchain.document_loaders.blockchain import (\n",
" BlockchainDocumentLoader,\n",
" BlockchainType,\n",
")\n",
"\n",
"contractAddress = \"0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d\" # Bored Ape Yacht Club contract address\n",
"\n",
"blockchainType = BlockchainType.ETH_MAINNET # default value, optional parameter\n",
"\n",
"blockchainLoader = BlockchainDocumentLoader(\n",
" contract_address=contractAddress, api_key=alchemyApiKey\n",
")\n",
"\n",
"nfts = blockchainLoader.load()\n",
"\n",
"nfts[:2]"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Option 2: Polygon Mainnet"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"contractAddress = (\n",
" \"0x448676ffCd0aDf2D85C1f0565e8dde6924A9A7D9\" # Polygon Mainnet contract address\n",
")\n",
"\n",
"blockchainType = BlockchainType.POLYGON_MAINNET\n",
"\n",
"blockchainLoader = BlockchainDocumentLoader(\n",
" contract_address=contractAddress,\n",
" blockchainType=blockchainType,\n",
" api_key=alchemyApiKey,\n",
")\n",
"\n",
"nfts = blockchainLoader.load()\n",
"\n",
"nfts[:2]"
]
}
],
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"colab": {
"collapsed_sections": [
"5WjXERXzFEhg"
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"provenance": []
},
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
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