pip

问题 I am trying to install mininet-wifi. After downloading it, I have been using the following command to install it: sudo util/install.sh -Wlnfv However, I keep getting the error: E: Unable to locate package python-pip I have tried multiple times to download python-pip. I know mininet-wifi utilizes python 2 instead of python 3. I have tried to download python-pip using the command: sudo apt-get install python-pip But that leads to the same error: E: Unable to locate package python-pip 回答1: Since

问题 Trying to install pip with Ubuntu version 20.04 , Python version 3.8 on my Oracle virtual box. Tried everything to install pip but failed Steps tried $ sudo apt update $ sudo apt install python3-pip Also tried $ sudo apt-get install python3-pip Error both times python3-pip is not available but is being used by another candidate. This may mean that the package has been obsolete, has been missing or is only available from another source. E: Package 'python3-pip' has no installation candidate

问题 So I have a common library repository which looks something like: common __init__.py foo __init__.py bar.py README.md requirements.txt setup.py In a separate project I have it in requirements.txt like this: git+https://github.com/something/something.git#egg=common When I do pip install it installs it to: venv src common The problem is, the common library has its own requirements.txt file. How to tell pip to install requirements of the external library? 回答1: When you pip install it uses setup

问题 I am trying to create a new app that is written in Python Flask, run by gunicorn and then dockerised. The problem I have is the performance inside the docker container is very poor, inconsistent and I do eventually get a response but I can't understand why the performance is decreasing. Sometimes I see in the logs [CRITICAL] WORKER TIMEOUT (pid:9) . Here is my app: server.py from flask import Flask app = Flask(__name__) @app.route('/') def index(): return "The server is running!" if __name__

问题 I am trying to create a new app that is written in Python Flask, run by gunicorn and then dockerised. The problem I have is the performance inside the docker container is very poor, inconsistent and I do eventually get a response but I can't understand why the performance is decreasing. Sometimes I see in the logs [CRITICAL] WORKER TIMEOUT (pid:9) . Here is my app: server.py from flask import Flask app = Flask(__name__) @app.route('/') def index(): return "The server is running!" if __name__

问题 I am trying to create a new app that is written in Python Flask, run by gunicorn and then dockerised. The problem I have is the performance inside the docker container is very poor, inconsistent and I do eventually get a response but I can't understand why the performance is decreasing. Sometimes I see in the logs [CRITICAL] WORKER TIMEOUT (pid:9) . Here is my app: server.py from flask import Flask app = Flask(__name__) @app.route('/') def index(): return "The server is running!" if __name__

问题 I noticed that something was wrong when I first wanted to install the tqdm package for python3. Running pip install tqdm i revieved ImportError: cannot import name 'ensure_str' from 'six' (/home/carl/.local/lib/python3.8/site-packages/six.py) . There seem to be a similar problem when running a variety of pip commands such as pip freeze and pip list , but not pip show [package] or pip -h . I am unure where to start and what to make of the situation and would greatly appreciate help. I will

问题 I have looked through other solutions on this site, as well as on github but problem persists. When I use pip3 to install something I get following error: ki@debian:~/Documents/python/HelloWorld$ /usr/local/bin/python3 -m pip install -U pep8 --user pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available. Collecting pep8 Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't

问题 I have looked through other solutions on this site, as well as on github but problem persists. When I use pip3 to install something I get following error: ki@debian:~/Documents/python/HelloWorld$ /usr/local/bin/python3 -m pip install -U pep8 --user pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available. Collecting pep8 Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't

问题 I have looked through other solutions on this site, as well as on github but problem persists. When I use pip3 to install something I get following error: ki@debian:~/Documents/python/HelloWorld$ /usr/local/bin/python3 -m pip install -U pep8 --user pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available. Collecting pep8 Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't