py-substrate-interface extension to utilize Polkascan API indexes
Project description
Python Substrate Interface: Polkascan Extension
Description
This extension enables Substrate Interface to use indexes provided by the Polkascan Explorer API
Installation
pip install substrate-interface-polkascan
Initialization
from substrateinterface import SubstrateInterface
from substrateinterface_polkascan.extensions import PolkascanExtension
substrate = SubstrateInterface(url="ws://127.0.0.1:9944")
substrate.register_extension(PolkascanExtension(url='http://127.0.0.1:8000/graphql/'))
Usage
Filter events
events = substrate.extensions.filter_events(pallet_name="Balances", event_name="Transfer", page_size=25)
Filter extrinsics
extrinsics = substrate.extensions.filter_extrinsics(
ss58_address="12L9MSmxHY8YvtZKpA7Vpvac2pwf4wrT3gd2Tx78sCctoXSE",
pallet_name="Balances", call_name="transfer_keep_alive", page_size=25
)
License
https://github.com/polkascan/py-substrate-interface-extension-polkascan/blob/master/LICENSE
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