Exemplos de remove_key_if em Python

Exemplo n.º 1

Arquivo: pythonic.py Projeto: zhoudaqing/web3.py

    'toBlock': apply_formatter_if(is_integer, integer_to_hex),
}

filter_params_formatter = apply_formatters_to_dict(FILTER_PARAMS_FORMATTERS)

filter_result_formatter = apply_one_of_formatters((
    (apply_formatter_to_array(log_entry_formatter), is_array_of_dicts),
    (apply_formatter_to_array(to_hexbytes(32)), is_array_of_strings),
))

TRANSACTION_PARAM_FORMATTERS = {
    'chainId': apply_formatter_if(is_integer, str),
}

transaction_param_formatter = compose(
    remove_key_if('to', lambda txn: txn['to'] in {'', b'', None}),
    apply_formatters_to_dict(TRANSACTION_PARAM_FORMATTERS),
)

pythonic_middleware = construct_formatting_middleware(
    request_formatters={
        # Eth
        'eth_getBalance':
        apply_formatter_at_index(block_number_formatter, 1),
        'eth_getBlockByNumber':
        apply_formatter_at_index(block_number_formatter, 0),
        'eth_getBlockTransactionCountByNumber':
        apply_formatter_at_index(
            block_number_formatter,
            0,
        ),

Exemplo n.º 2

Arquivo: middleware.py Projeto: teoz-fund/web3.py

transaction_params_remapper = apply_key_map(TRANSACTION_PARAMS_MAPPING)


TRANSACTION_PARAMS_FORMATTERS = {
    'gas': to_integer_if_hex,
    'gasPrice': to_integer_if_hex,
    'value': to_integer_if_hex,
    'nonce': to_integer_if_hex,
}


transaction_params_formatter = compose(
    # remove nonce for now due to issue https://github.com/ethereum/eth-tester/issues/80
    remove_key_if('nonce', lambda _: True),
    apply_formatters_to_dict(TRANSACTION_PARAMS_FORMATTERS),
)


FILTER_PARAMS_MAPPINGS = {
    'fromBlock': 'from_block',
    'toBlock': 'to_block',
}

filter_params_remapper = apply_key_map(FILTER_PARAMS_MAPPINGS)

FILTER_PARAMS_FORMATTERS = {
    'fromBlock': to_integer_if_hex,
    'toBlock': to_integer_if_hex,
}