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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 read(path, encoding="utf-8"):
 """Read string from text file. """

    is_gzip = is_gzip_file(path)

    with open(path, "rb") as f:
        if is_gzip:
            return zlib.decompress(f.read()).decode(encoding)
        else:
            return f.read().decode(encoding)