def p_identifiers(p):
    """identifiers :
                   | identifiers IDENTIFIER COMMA
                   | identifiers IDENTIFIER"""

    if 2 > len(p):
        p[1].append(p[2])
    p[0] = p[1] if len(p) > 1 else []
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/csparser/parser.py/p_identifiers/swapped operands of `>`