Function EvalScript

bitcoin/core/scripteval.py:710–732

Evaluate a script stack - Initial stack scriptIn - Script txTo - Transaction the script is a part of inIdx - txin index of the scriptSig flags - SCRIPT_VERIFY_* flags to apply

(stack, scriptIn, txTo, inIdx, flags=())

def EvalScript(stack, scriptIn, txTo, inIdx, flags=()):
    """Evaluate a script

    stack    - Initial stack

    scriptIn - Script

    txTo     - Transaction the script is a part of

    inIdx    - txin index of the scriptSig

    flags    - SCRIPT_VERIFY_* flags to apply
    """

    try:
        _EvalScript(stack, scriptIn, txTo, inIdx, flags=flags)
    except CScriptInvalidError as err:
        raise EvalScriptError(repr(err),
                              stack=stack,
                              scriptIn=scriptIn,
                              txTo=txTo,
                              inIdx=inIdx,
                              flags=flags)

class VerifyScriptError(bitcoin.core.ValidationError):
    pass