Is there a way to disable pip outside of a virtual environment?

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3















Since asking a question about Pip vs Package Manager for handling Python Packages I've
learned a lot, especially about virtual environments with the venv module.
These days I almost exclusively install packages with pip inside virtual
environments. I almost rarely install a system-wide python package.



One thing I'm always terrified of, though, is the possibility that I'll run a
pip install command without realizing I don't have a venv activated.



Is there a way to blacklist pip only when I'm not in a venv?










share|improve this question

















  • 1





    There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

    – hoefling
    Jan 4 at 0:04











  • @hoefling I feel like a moron for not realizing that.

    – malan
    Jan 4 at 21:21






  • 1





    You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

    – hoefling
    Jan 4 at 22:46















3















Since asking a question about Pip vs Package Manager for handling Python Packages I've
learned a lot, especially about virtual environments with the venv module.
These days I almost exclusively install packages with pip inside virtual
environments. I almost rarely install a system-wide python package.



One thing I'm always terrified of, though, is the possibility that I'll run a
pip install command without realizing I don't have a venv activated.



Is there a way to blacklist pip only when I'm not in a venv?










share|improve this question

















  • 1





    There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

    – hoefling
    Jan 4 at 0:04











  • @hoefling I feel like a moron for not realizing that.

    – malan
    Jan 4 at 21:21






  • 1





    You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

    – hoefling
    Jan 4 at 22:46













3












3








3


0






Since asking a question about Pip vs Package Manager for handling Python Packages I've
learned a lot, especially about virtual environments with the venv module.
These days I almost exclusively install packages with pip inside virtual
environments. I almost rarely install a system-wide python package.



One thing I'm always terrified of, though, is the possibility that I'll run a
pip install command without realizing I don't have a venv activated.



Is there a way to blacklist pip only when I'm not in a venv?










share|improve this question














Since asking a question about Pip vs Package Manager for handling Python Packages I've
learned a lot, especially about virtual environments with the venv module.
These days I almost exclusively install packages with pip inside virtual
environments. I almost rarely install a system-wide python package.



One thing I'm always terrified of, though, is the possibility that I'll run a
pip install command without realizing I don't have a venv activated.



Is there a way to blacklist pip only when I'm not in a venv?







package-management python pip






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jan 2 at 15:44









malanmalan

619421




619421







  • 1





    There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

    – hoefling
    Jan 4 at 0:04











  • @hoefling I feel like a moron for not realizing that.

    – malan
    Jan 4 at 21:21






  • 1





    You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

    – hoefling
    Jan 4 at 22:46












  • 1





    There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

    – hoefling
    Jan 4 at 0:04











  • @hoefling I feel like a moron for not realizing that.

    – malan
    Jan 4 at 21:21






  • 1





    You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

    – hoefling
    Jan 4 at 22:46







1




1





There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

– hoefling
Jan 4 at 0:04





There is little chance you'll mess up things anyway (unless you work as root). Outside of venv, pip install will require root privileges so you are forced to use --user flag and inside the venv, pip install --user will fail because the user site is not accessible.

– hoefling
Jan 4 at 0:04













@hoefling I feel like a moron for not realizing that.

– malan
Jan 4 at 21:21





@hoefling I feel like a moron for not realizing that.

– malan
Jan 4 at 21:21




1




1





You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

– hoefling
Jan 4 at 22:46





You shouldn't, it's a good question. You can even uninstall the system pip if your distro supports that, I don't have it installed on my box.

– hoefling
Jan 4 at 22:46










1 Answer
1






active

oldest

votes


















2














You could possibly use a shell alias to take over pip when outside the venv.



alias 'pip=cowsay "You are not in a virtual environment"'



And inside the virtualenv startup file (e.g. the one that gets sourced when you enter the venv):



unalias 'pip'






share|improve this answer























  • Or in a different PATH...but yeah, it is one way of dealing with it.

    – Rui F Ribeiro
    Jan 2 at 16:00











  • I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

    – malan
    Jan 2 at 16:17










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1 Answer
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active

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1 Answer
1






active

oldest

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oldest

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oldest

votes









2














You could possibly use a shell alias to take over pip when outside the venv.



alias 'pip=cowsay "You are not in a virtual environment"'



And inside the virtualenv startup file (e.g. the one that gets sourced when you enter the venv):



unalias 'pip'






share|improve this answer























  • Or in a different PATH...but yeah, it is one way of dealing with it.

    – Rui F Ribeiro
    Jan 2 at 16:00











  • I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

    – malan
    Jan 2 at 16:17















2














You could possibly use a shell alias to take over pip when outside the venv.



alias 'pip=cowsay "You are not in a virtual environment"'



And inside the virtualenv startup file (e.g. the one that gets sourced when you enter the venv):



unalias 'pip'






share|improve this answer























  • Or in a different PATH...but yeah, it is one way of dealing with it.

    – Rui F Ribeiro
    Jan 2 at 16:00











  • I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

    – malan
    Jan 2 at 16:17













2












2








2







You could possibly use a shell alias to take over pip when outside the venv.



alias 'pip=cowsay "You are not in a virtual environment"'



And inside the virtualenv startup file (e.g. the one that gets sourced when you enter the venv):



unalias 'pip'






share|improve this answer













You could possibly use a shell alias to take over pip when outside the venv.



alias 'pip=cowsay "You are not in a virtual environment"'



And inside the virtualenv startup file (e.g. the one that gets sourced when you enter the venv):



unalias 'pip'







share|improve this answer












share|improve this answer



share|improve this answer










answered Jan 2 at 15:56









Dan StonerDan Stoner

762




762












  • Or in a different PATH...but yeah, it is one way of dealing with it.

    – Rui F Ribeiro
    Jan 2 at 16:00











  • I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

    – malan
    Jan 2 at 16:17

















  • Or in a different PATH...but yeah, it is one way of dealing with it.

    – Rui F Ribeiro
    Jan 2 at 16:00











  • I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

    – malan
    Jan 2 at 16:17
















Or in a different PATH...but yeah, it is one way of dealing with it.

– Rui F Ribeiro
Jan 2 at 16:00





Or in a different PATH...but yeah, it is one way of dealing with it.

– Rui F Ribeiro
Jan 2 at 16:00













I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

– malan
Jan 2 at 16:17





I've never opened the activate script before. Now that I have, that's a pretty snazzy idea.

– malan
Jan 2 at 16:17

















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