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A byte stream that reads from a file in the file system.
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.. versionadded:: 3.0
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Create a file read stream by opening the given file.
:param path: path of the file to read from
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Seek the file to the given position.
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Return the current stream position.
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A byte stream that writes to a file in the file system.
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.. versionadded:: 3.0
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Create a file write stream by opening the given file for writing.
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:param append: if ``True``, open the file for appending; if ``False``, any
existing file at the given path will be truncated
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