EtherscanLoader

class langchain_community.document_loaders.etherscan.EtherscanLoader(account_address: str, api_key: str = 'docs-demo', filter: str = 'normal_transaction', page: int = 1, offset: int = 10, start_block: int = 0, end_block: int = 99999999, sort: str = 'desc')

Load transactions from Ethereum mainnet.

The Loader use Etherscan API to interact with Ethereum mainnet.

ETHERSCAN_API_KEY environment variable must be set use this loader.

Methods

__init__(account_address[, api_key, filter, ...])
alazy_load()	A lazy loader for Documents.
aload()	Load data into Document objects.
getERC1155Tx()
getERC20Tx()
getERC721Tx()
getEthBalance()
getInternalTx()
getNormTx()
lazy_load()	Lazy load Documents from table.
load()	Load data into Document objects.
load_and_split([text_splitter])	Load Documents and split into chunks.

Parameters:

• account_address (str) –

• api_key (str) –

• filter (str) –

• page (int) –

• offset (int) –

• start_block (int) –

• end_block (int) –

• sort (str) –

__init__(account_address: str, api_key: str = 'docs-demo', filter: str = 'normal_transaction', page: int = 1, offset: int = 10, start_block: int = 0, end_block: int = 99999999, sort: str = 'desc')

Parameters:

• account_address (str) –

• api_key (str) –

• filter (str) –

• page (int) –

• offset (int) –

• start_block (int) –

• end_block (int) –

• sort (str) –

async alazy_load() → AsyncIterator[Document]

A lazy loader for Documents.

Return type:

AsyncIterator[Document]

async aload() → List[Document]

Load data into Document objects.

Return type:

List[Document]

getERC1155Tx() → List[Document]

Return type:

List[Document]

getERC20Tx() → List[Document]

Return type:

List[Document]

getERC721Tx() → List[Document]

Return type:

List[Document]

getEthBalance() → List[Document]

Return type:

List[Document]

getInternalTx() → List[Document]

Return type:

List[Document]

getNormTx() → List[Document]

Return type:

List[Document]

lazy_load() → Iterator[Document]

Lazy load Documents from table.

Return type:

Iterator[Document]

load() → List[Document]

Load data into Document objects.

Return type:

List[Document]

load_and_split(text_splitter: TextSplitter | None = None) → List[Document]

Load Documents and split into chunks. Chunks are returned as Documents.

Do not override this method. It should be considered to be deprecated!

Parameters:

text_splitter (Optional[TextSplitter]) – TextSplitter instance to use for splitting documents. Defaults to RecursiveCharacterTextSplitter.

Returns:

List of Documents.

Return type:

List[Document]

Examples using EtherscanLoader

• Etherscan