mitogen: Allow line comments in first stage, strip them.

Author: moreati

mitogen/parent.py

@@ -1466,8 +1466,9 @@ def get_python_argv(self):
         return [self.options.python_path]
 
     def get_boot_command(self):
-        source = inspect.getsource(self._first_stage)
-        source = textwrap.dedent('\n'.join(source.strip().split('\n')[2:]))
+        lines = inspect.getsourcelines(self._first_stage)[0][2:]
+        # Remove line comments, leading indentation, trailing newline
+        source = textwrap.dedent(''.join(s for s in lines if '#' not in s))[:-1]
         source = source.replace('    ', ' ')
         source = source.replace('CONTEXT_NAME', self.options.remote_name)
         preamble_compressed = self.get_preamble()