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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 check_parameter_similarity(files_dict):
 """ Checks if the parameter names of all files are similar. Takes the dictionary from get_parameter_from_files output as input. """

    try:
        parameter_names = files_dict.itervalues().next().keys()  # get the parameter names of the first file, to check if these are the same in the other files
    except AttributeError:  # if there is no parameter at all
        if any(i is not None for i in files_dict.itervalues()):  # check if there is also no parameter for the other files
            return False
        else:
            return True
    if any(parameter_names != i.keys() for i in files_dict.itervalues()):
        return False
    return True