Yes. The pip manual [doc] has a section on the format of “requirement specifiers“. These are documented in PEP-508 [pep] and PEP-440 [pep]: The comparison operator determines the kind of version clause: ~=: Compatible release clause ==: Version matching clause !=: Version exclusion clause <=, >=: Inclusive ordered comparison clause <, >: Exclusive ordered comparison clause ===: Arbitrary … Read more
Simply use: pip install -r requirements.txt This installs all dependencies listed in requirements.txt file.
Now there is (disclaimer: I did it). All you need is to install pip-chill from PyPI and run pip-chill from your Python environment. If you are feeling adventurous and don’t want to pin versions (or want to use pip-compile), you can use pip-chill –no-version and it’ll give you the minimal requirements for your current environment. … Read more
Check out the pip docs for more info, but basically you do not need to specify a version. Doing so can avoid headaches though, as specifying a version allows you to guarantee you do not end up in dependency hell. Note that if you are creating a package to be deployed and pip-installed, you should … Read more
You can just use: cat requirements.txt | xargs pip install
You can use Code Inspection in PyCharm. Delete the contents of your requirements.txt but keep the empty file. Load your project in, PyCharm go to Code -> Inspect code…. Choose Whole project option in dialog and click OK. In inspection results panel locate Package requirements section under Python (note that this section will be showed … Read more
It looks like this is an open issue with pip freeze in version 20.1, the current workaround is to use: pip list –format=freeze > requirements.txt In a nutshell, this is caused by changing the behavior of pip freeze to include direct references for distributions installed from direct URL references. You can read more about the … Read more
The correct command is pip install -r requirements.txt. Note the -r option; without it, pip thinks you want to install a package named requirements.txt, which doesn’t exist.
If you are using Linux OS: Remove matplotlib==1.3.1 from requirements.txt Try to install with sudo apt-get install python-matplotlib Run pip install -r requirements.txt (Python 2), or pip3 install -r requirements.txt (Python 3) pip freeze > requirements.txt If you are using Windows OS: python -m pip install -U pip setuptools python -m pip install matplotlib
Check out my project johnnydep! Installation: pip install johnnydep Usage example: $ johnnydep requests name summary ————————- ———————————————————————- requests Python HTTP for Humans. ├── certifi>=2017.4.17 Python package for providing Mozilla’s CA Bundle. ├── chardet<3.1.0,>=3.0.2 Universal encoding detector for Python 2 and 3 ├── idna<2.7,>=2.5 Internationalized Domain Names in Applications (IDNA) └── urllib3<1.23,>=1.21.1 HTTP library with … Read more