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package

neo3.api.helpers

module

neo3.api.helpers.signing

Signing functions for use with ChainFacade.invoke.

Classes
Functions
  • no_signing() (Callable) — Dummy signing function to use with test invocations.
  • sign_with_account(acc) (Callable) — Sign and add a witness using the account and the provided account password.
  • sign_with_multisig_account(acc) (Callable) — Sign and add a multi-signature witness.
module

neo3.api.helpers.stdlib

This module holds helper functions for data that has been serialized using the StdLib native contract

Classes
Functions
  • binary_deserialize(data) — Deserialize data that has been serialized using StdLib.serialize()
module

neo3.api.helpers.txbuilder

Builder for creating a Transaction. Calculate fees, add signers and sign.

Classes
module

neo3.api.helpers.unwrap

Helper functions to easily fetch native values from the ResultStack returned as response by various RPC methodssuch as invoke_function(), invoke_script(), get_application_log_transaction() and get_application_log_block().

Includes sanity checking.

Functions
  • as_address(res, idx) (str) — Convert the stack item at idx to a NEO3 address.
  • as_bool(res, idx) (bool) — Convert the stack item at idx to a bool.
  • as_bytes(res, idx) (bytes) — Convert the stack item at idx to bytes.
  • as_dict(res, idx) (dict) — Convert the stack item at idx to a dictionary.
  • as_int(res, idx) (int) — Convert the stack item at idx to an int.
  • as_list(res, idx) (list) — Convert the stack item at idx to a list.
  • as_none(res, idx) — Convert the stack item at idx to None.
  • as_public_key(res, idx) (ECPoint) — Convert the stack item at idx to a public key.
  • as_str(res, idx) (str) — Convert the stack item at idx to a str.
  • as_uint160(res, idx) (UInt160) — Convert the stack item at idx to an UInt160.
  • as_uint256(res, idx) (UInt256) — Convert the stack item at idx to an UInt256.
  • check_state_ok(res) — Check if the execution of the transaction finished in a success state.
  • item(res, idx) (StackItem) — Fetch the stack item at idx from the result stack. Performs basic validation and bounds checking.