(self, file, sig_file=None)
return result
Verify the signature on the contents of a file or file-like
        object. Can handle embedded signatures as well as detached
        signatures. If using detached signatures, the file containing the
        detached signature should be specified as the ``sig_file``.

        :param file file: A file descriptor object.

        :param str sig_file: A file containing the GPG signature data for
            ``file``. If given, ``file`` is verified via this detached
            signature. Its type will be checked with :func:`_util._is_file`.
Verify the signature on the contents of a file or file-like
        object. Can handle embedded signatures as well as detached
        signatures. If using detached signatures, the file containing the
        detached signature should be specified as the ``sig_file``.
Verify the signature on the contents of a file or file - like object . Can handle embedded signatures as well as detached signatures . If using detached signatures the file containing the detached signature should be specified as the sig_file .
def verify_file(self, file, sig_file=None):
        """Verify the signature on the contents of a file or file-like
        object. Can handle embedded signatures as well as detached
        signatures. If using detached signatures, the file containing the
        detached signature should be specified as the ``sig_file``.

        :param file file: A file descriptor object.

        :param str sig_file: A file containing the GPG signature data for
            ``file``. If given, ``file`` is verified via this detached
            signature. Its type will be checked with :func:`_util._is_file`.
        """

        result = self._result_map['verify'](self)

        if sig_file is None:
            log.debug("verify_file(): Handling embedded signature")
            args = ["--verify"]
            proc = self._open_subprocess(args)
            writer = _util._threaded_copy_data(file, proc.stdin)
            self._collect_output(proc, result, writer, stdin=proc.stdin)
        else:
            if not _util._is_file(sig_file):
                log.debug("verify_file(): '%r' is not a file" % sig_file)
                return result
            log.debug('verify_file(): Handling detached verification')
            sig_fh = None
            try:
                sig_fh = open(sig_file, 'rb')
                args = ["--verify %s -" % sig_fh.name]
                proc = self._open_subprocess(args)
                writer = _util._threaded_copy_data(file, proc.stdin)
                self._collect_output(proc, result, writer, stdin=proc.stdin)
            finally:
                if sig_fh and not sig_fh.closed:
                    sig_fh.close()
        return result
def verify_file ( self , file , sig_file = None ) : result = self . _result_map [ 'verify' ] ( self ) if sig_file is None : log . debug ( "verify_file(): Handling embedded signature" ) args = [ "--verify" ] proc = self . _open_subprocess ( args ) writer = _util . _threaded_copy_data ( file , proc . stdin ) self . _collect_output ( proc , result , writer , stdin = proc . stdin ) else : if not _util . _is_file ( sig_file ) : log . debug ( "verify_file(): '%r' is not a file" % sig_file ) return result log . debug ( 'verify_file(): Handling detached verification' ) sig_fh = None try : sig_fh = open ( sig_file , 'rb' ) args = [ "--verify %s -" % sig_fh . name ] proc = self . _open_subprocess ( args ) writer = _util . _threaded_copy_data ( file , proc . stdin ) self . _collect_output ( proc , result , writer , stdin = proc . stdin ) finally : if sig_fh and not sig_fh . closed : sig_fh . close ( ) return result