Traceback (most recent call last):


 "/usr/bin/certbot", line 9, in <module>

load_entry_point('certbot==0.12.0', 'console_scripts', 'certbot')()


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 378, in load_entry_point

return get_distribution(dist).load_entry_point(group, name)


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 2566, in load_entry_point

return ep.load()


 "/usr/lib/python2.7/site-packages/pkg_resources.py", line 2260, in load

entry = __import__(self.module_name, globals(),globals(), ['__name__'])


 "/usr/lib/python2.7/site-packages/certbot/main.py", line 21, in <module>

from certbot import client


 "/usr/lib/python2.7/site-packages/certbot/client.py", line 10, in <module>

from acme import client as acme_client


 "/usr/lib/python2.7/site-packages/acme/client.py", line 33, in <module>

import urllib3.contrib.pyopenssl
# pylint: disable=import-error
ImportError: No module named contrib.pyopenssl

Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "C:\Python\lib\site-packages\pandas\__init__.py", line 55, in <module>

from pandas.core.api import (


 "C:\Python\lib\site-packages\pandas\core\api.py", line 29, in <module>

from pandas.core.groupby import Grouper, NamedAgg


 "C:\Python\lib\site-packages\pandas\core\groupby\__init__.py", line 1, in <module>

from pandas.core.groupby.generic import DataFrameGroupBy, NamedAgg, SeriesGroupBy


 "C:\Python\lib\site-packages\pandas\core\groupby\generic.py", line 60, in <module>

from pandas.core.frame import DataFrame


 "C:\Python\lib\site-packages\pandas\core\frame.py", line 124, in <module>

from pandas.core.series import Series


 "C:\Python\lib\site-packages\pandas\core\series.py", line 4572, in <module>

Series._add_series_or_dataframe_operations()


 "C:\Python\lib\site-packages\pandas\core\generic.py", line 10349, in _add_series_or_dataframe_operations

from pandas.core.window import EWM, Expanding, Rolling, Window


 "C:\Python\lib\site-packages\pandas\core\window\__init__.py", line 1, in <module>

from pandas.core.window.ewm import EWM
# noqa:F401


 "C:\Python\lib\site-packages\pandas\core\window\ewm.py", line 5, in <module>

import pandas._libs.window.aggregations as window_aggregations
ImportError: DLL load failed while importing aggregations: The specified module could not be found.
