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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 argv2line(argv):
 r"""Put together the given argument vector into a command line. "argv" is the argument vector to process. 'foo' 'foo bar' 'foo "bar baz"' 'foo"bar' 'foo" bar' "foo' bar" "foo'bar" """

    escapedArgs = []
    for arg in argv:
        if ' ' in arg and '"' not in arg:
            arg = '"' + arg + '"'
        elif ' ' in arg and "'" not in arg:
            arg = "'" + arg + "'"
        elif ' ' in arg:
            arg = arg.replace('"', r'\"')
            arg = '"' + arg + '"'
        escapedArgs.append(arg)
    return ' '.join(escapedArgs)