def runCmd()

in sphinx/kernel_feat.py [0:0]

• 20 lines of code
• 3 McCabe index (conditional complexity)

    def runCmd(self, cmd, **kwargs):
        u"""Run command ``cmd`` and return its stdout as unicode."""

        try:
            proc = subprocess.Popen(
                cmd
                , stdout = subprocess.PIPE
                , stderr = subprocess.PIPE
                , **kwargs
            )
            out, err = proc.communicate()

            out, err = codecs.decode(out, 'utf-8'), codecs.decode(err, 'utf-8')

            if proc.returncode != 0:
                raise self.severe(
                    u"command '%s' failed with return code %d"
                    % (cmd, proc.returncode)
                )
        except OSError as exc:
            raise self.severe(u"problems with '%s' directive: %s."
                              % (self.name, ErrorString(exc)))
        return out