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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 extern_store_utf8(self, context_handle, utf8_ptr, utf8_len):
 """Given a context and UTF8 bytes, return a new Handle to represent the content."""

    c = self._ffi.from_handle(context_handle)
    return c.to_value(self._ffi.string(utf8_ptr, utf8_len).decode('utf-8'))