I installed python3 and pip3 successfully on my Ubuntu16.04, but pip3 install is broken. How can I fix this problem? The error information of pip3 install
is as follows:
# pip3 install xlwt
Traceback (most recent call last):
File "/usr/bin/pip3", line 9, in <module>
from pip import main
File "/usr/lib/python3/dist-packages/pip/__init__.py", line 21, in <module>
from pip._vendor.requests.packages.urllib3.exceptions import DependencyWarning
ModuleNotFoundError: No module named 'pip._vendor.requests'
Output of sudo -H pip3 install --upgrade pip
sudo -H pip3 install --upgrade pip
Traceback (most recent call last):
File "/usr/bin/pip3", line 9, in <module>
from pip import main
File "/usr/lib/python3/dist-packages/pip/__init__.py", line 21, in <module>
from pip._vendor.requests.packages.urllib3.exceptions import DependencyWarning
ModuleNotFoundError: No module named 'pip._vendor.requests'
Output of which pip3
and pip3 --version
:
# which pip3
/usr/bin/pip3
# pip3 --version
Traceback (most recent call last):
File "/usr/bin/pip3", line 9, in <module>
from pip import main
File "/usr/lib/python3/dist-packages/pip/__init__.py", line 21, in <module>
from pip._vendor.requests.packages.urllib3.exceptions import DependencyWarning
ModuleNotFoundError: No module named 'pip._vendor.requests'
P.S. Python2 pip runs successfully. Output of "which pip" and "pip --version":
# which pip
/usr/bin/pip
# pip --version
pip 1.5.4 from /usr/local/lib/python2.7/dist-packages/pip-1.5.4-py2.7.egg (python 2.7)
And python and python3 installation information:
# which python
/usr/bin/python
# which python3
/usr/bin/python3
# python -V
Python 2.7.14
# python3 -V
Python 3.6.3