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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 pack(o, default=encode, encoding='utf-8', unicode_errors='strict', use_single_float=False, autoreset=1, use_bin_type=1):
 """ Pack an object and return the packed bytes. """


    return Packer(default=default, encoding=encoding,
                  unicode_errors=unicode_errors,
                  use_single_float=use_single_float,
                  autoreset=autoreset,
                  use_bin_type=use_bin_type).pack(o)