Traceback (most recent call last):


 ".bootstrap/_pex/pex.py", line 364, in execute


 ".bootstrap/_pex/pex.py", line 90, in _activate


 ".bootstrap/_pex/environment.py", line 147, in activate


 ".bootstrap/_pex/environment.py", line 198, in _activate


 ".bootstrap/_pex/environment.py", line 64, in update_module_paths
AttributeError: '_NamespacePath' object has no attribute 'insert'

Traceback (most recent call last):


 "<pyshell#6>", line 1, in <module>

header = section.header
AttributeError: 'Section' object has no attribute 'header'
