BatchCallState

Documentation for eth_defi.event_reader.multicall_batcher.BatchCallState Python class.

class BatchCallState

Bases: abc.ABC

Allow mutlicall calls to maintain state over the multiple invocations.

• Mostly useful for historical mutlticall read and frequency management

Methods summary

__init__()
load(data)	Persist state across multiple runs
save()	Persist state across multiple runs.
should_invoke(call, block_identifier, timestamp)	Check the condition if this multicall is good to go.

abstract load(data)

Persist state across multiple runs

Parameters

data (dict) –

abstract save()

Persist state across multiple runs.

Returns

Pickleable Python object

Return type

dict

abstract should_invoke(call, block_identifier, timestamp)

Check the condition if this multicall is good to go.

Parameters

• call (eth_defi.event_reader.multicall_batcher.EncodedCall) –

• block_identifier (Union[Literal['latest', 'earliest', 'pending', 'safe', 'finalized'], eth_typing.evm.BlockNumber, eth_typing.evm.Hash32, eth_typing.encoding.HexStr, int]) –

• timestamp (datetime.datetime) –

Return type

bool