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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 stderr_with_input(cmd, stdin):
 """Runs a command, passing something in stdin, and returning whatever came out from stdout"""

    handle, gpg_stderr = stderr_handle()
    LOGGER.debug("GPG command %s", ' '.join(cmd))
    try:
        gpg_proc = subprocess.Popen(cmd,  # nosec
                                    stdout=subprocess.PIPE,
                                    stdin=subprocess.PIPE,
                                    stderr=gpg_stderr)

        output, _err = gpg_proc.communicate(polite_bytes(stdin))

        if handle:
            handle.close()

        return output
    except subprocess.CalledProcessError as exception:
        return gpg_error(exception, 'GPG variable encryption error')
    except OSError as exception:
        raise CryptoritoError("File %s not found" % exception.filename)