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programming:python:pip [2024/03/21 14:31] – niziakprogramming:python:pip [2025/04/10 16:04] (current) – niziak
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 ====== pip ====== ====== pip ======
 +
 +===== parallel install =====
 +
 +<code bash>
 +xargs --max-args=1 --max-procs=4 sudo pip install < requires.txt
 +</code>
  
 ===== error: externally-managed-environment ===== ===== error: externally-managed-environment =====
Line 10: Line 16:
     python3-xyz, where xyz is the package you are trying to     python3-xyz, where xyz is the package you are trying to
     install.     install.
-    +
     If you wish to install a non-Debian-packaged Python package,     If you wish to install a non-Debian-packaged Python package,
     create a virtual environment using python3 -m venv path/to/venv.     create a virtual environment using python3 -m venv path/to/venv.
     Then use path/to/venv/bin/python and path/to/venv/bin/pip. Make     Then use path/to/venv/bin/python and path/to/venv/bin/pip. Make
     sure you have python3-full installed.     sure you have python3-full installed.
-    +
     If you wish to install a non-Debian packaged Python application,     If you wish to install a non-Debian packaged Python application,
     it may be easiest to use pipx install xyz, which will manage a     it may be easiest to use pipx install xyz, which will manage a
     virtual environment for you. Make sure you have pipx installed.     virtual environment for you. Make sure you have pipx installed.
-    +
     See /usr/share/doc/python3.11/README.venv for more information.     See /usr/share/doc/python3.11/README.venv for more information.
 note: If you believe this is a mistake, please contact your Python installation or OS distribution provider. You can override this, at the risk of breaking your Python installation or OS, by passing --break-system-packages. note: If you believe this is a mistake, please contact your Python installation or OS distribution provider. You can override this, at the risk of breaking your Python installation or OS, by passing --break-system-packages.
 hint: See PEP 668 for the detailed specification. hint: See PEP 668 for the detailed specification.
 +
 </code> </code>
  
-**Reason**: [[https://stackoverflow.com/questions/75602063/pip-install-r-requirements-txt-is-failing-this-environment-is-externally-manag|pip install -r requirements.txt is  +**Reason**: [[https://stackoverflow.com/questions/75602063/pip-install-r-requirements-txt-is-failing-this-environment-is-externally-manag|pip install -r requirements.txt is failing: This environment is externally managed]] 
-failing: This environment is externally managed]]+ 
 +**Solution**: 
 + 
 +   * [[https://peps.python.org/pep-0668/#guide-users-towards-virtual-environments|guide-users-towards-virtual-environments]] 
 +  * for applications/executables use ''pipx'': 
 +      * ''sudo apt install python3-full pipx'' 
 +      * ''pipx install yamllint'' 
 +  * for others ise ''venv'' 
 + 
 +Dirty solution (but usefull for Dockers or CI): 
 + 
 +  * ''sudo rm /usr/lib/python3.11/EXTERNALLY-MANAGED''
  
-**Solution**:  
-  * [[https://peps.python.org/pep-0668/#guide-users-towards-virtual-environments|guide-users-towards-virtual-environments]] 
-  * ''sudo apt install python3-full pipx'' 
-  * ''pipx install yamllint'' 
-  * DIRTY SOLUTION (but usefull for Dockers or CI): ''sudo rm /usr/lib/python3.11/EXTERNALLY-MANAGED''