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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def load_python_file(moduleobject):
 """ Try to create an indexable instance from a module"""

    if isinstance(moduleobject, str):
        moduleobject = load_module(moduleobject)
    if not hasattr(moduleobject, "iclass"):
        raise KeyError("Element" + str(moduleobject))
    iclass = getattr(moduleobject, "iclass")
    mylist = getattr(moduleobject, "__all__", None) or list(filter(lambda x:x[:1] != "_", (dir(moduleobject))))
    mylist.remove('iclass')
    resultdic = {}
    for x in mylist:
        resultdic[x] = getattr(moduleobject, x)
    if iclass == "SymbolGrammar":
        from pydsl.grammar.BNF import BNFGrammar
        return BNFGrammar(**resultdic)
    elif iclass == "PLY":
        from pydsl.grammar.definition import PLYGrammar
        return PLYGrammar(moduleobject)
    elif iclass in ["PythonGrammar"]:
        from pydsl.grammar.definition import PythonGrammar
        return PythonGrammar(resultdic)
    elif iclass == "PythonTranslator":
        return resultdic
    elif iclass == "parsley":
        from pydsl.grammar.parsley import ParsleyGrammar
        return ParsleyGrammar(**resultdic)
    elif iclass == "pyparsing":
        return resultdic['root_symbol']
    else:
        raise ValueError(str(moduleobject))