Same package from 2 different PPA in sources.list.d; how to force the install from one specific PPA? [duplicate]

The name of the pictureThe name of the pictureThe name of the pictureClash Royale CLAN TAG#URR8PPP











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This question already has an answer here:



  • How do I cherry pick packages from a PPA?

    3 answers



The issue:



Let say I have a PPA for a software (i.e. Blender for example; http://ppa.launchpad.net/thomas-schiex/blender/ubuntu ) that contains for some reasons, a Python3.6 version.



What I want to achieve:



Let say I want "a better" Python3.6 package, for example from a python dedicated ppa, in my case; http://ppa.launchpad.net/jonathonf/python-3.6/ubuntu



The question:



How does apt chose which package to install and is there a way I can tell apt to install it from one desired ppa upon the others?

I guess it will chose the most up-to-date package (am I wrong?), but what if for some reasons I want to keep a specific older version?



The example with python3.6 is "only" an example here, this may be useful for any packages.



Note about the dupplicate:

Even if the answer in the suggested links in the comments are the same, the entry points, i.e. "the question" is note exactly the same and lots of people may come to the answer through this search result instead of the other. So, in my humble opinion and strictly speaking, the answer is somewhat a dupplicate, not the question.










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Aug 16 at 11:41


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.










  • 2




    Volker Seigel's answer covers all questions here, I think.
    – muru
    Aug 15 at 7:33










  • "lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
    – muru
    Aug 16 at 7:16










  • Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
    – s.k
    Aug 16 at 8:42










  • so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
    – muru
    Aug 16 at 8:46










  • @muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
    – Braiam
    Aug 16 at 11:46














up vote
5
down vote

favorite
1













This question already has an answer here:



  • How do I cherry pick packages from a PPA?

    3 answers



The issue:



Let say I have a PPA for a software (i.e. Blender for example; http://ppa.launchpad.net/thomas-schiex/blender/ubuntu ) that contains for some reasons, a Python3.6 version.



What I want to achieve:



Let say I want "a better" Python3.6 package, for example from a python dedicated ppa, in my case; http://ppa.launchpad.net/jonathonf/python-3.6/ubuntu



The question:



How does apt chose which package to install and is there a way I can tell apt to install it from one desired ppa upon the others?

I guess it will chose the most up-to-date package (am I wrong?), but what if for some reasons I want to keep a specific older version?



The example with python3.6 is "only" an example here, this may be useful for any packages.



Note about the dupplicate:

Even if the answer in the suggested links in the comments are the same, the entry points, i.e. "the question" is note exactly the same and lots of people may come to the answer through this search result instead of the other. So, in my humble opinion and strictly speaking, the answer is somewhat a dupplicate, not the question.










share|improve this question















marked as duplicate by muru, karel, David Foerster, Braiam apt
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Aug 16 at 11:41


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.










  • 2




    Volker Seigel's answer covers all questions here, I think.
    – muru
    Aug 15 at 7:33










  • "lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
    – muru
    Aug 16 at 7:16










  • Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
    – s.k
    Aug 16 at 8:42










  • so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
    – muru
    Aug 16 at 8:46










  • @muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
    – Braiam
    Aug 16 at 11:46












up vote
5
down vote

favorite
1









up vote
5
down vote

favorite
1






1






This question already has an answer here:



  • How do I cherry pick packages from a PPA?

    3 answers



The issue:



Let say I have a PPA for a software (i.e. Blender for example; http://ppa.launchpad.net/thomas-schiex/blender/ubuntu ) that contains for some reasons, a Python3.6 version.



What I want to achieve:



Let say I want "a better" Python3.6 package, for example from a python dedicated ppa, in my case; http://ppa.launchpad.net/jonathonf/python-3.6/ubuntu



The question:



How does apt chose which package to install and is there a way I can tell apt to install it from one desired ppa upon the others?

I guess it will chose the most up-to-date package (am I wrong?), but what if for some reasons I want to keep a specific older version?



The example with python3.6 is "only" an example here, this may be useful for any packages.



Note about the dupplicate:

Even if the answer in the suggested links in the comments are the same, the entry points, i.e. "the question" is note exactly the same and lots of people may come to the answer through this search result instead of the other. So, in my humble opinion and strictly speaking, the answer is somewhat a dupplicate, not the question.










share|improve this question
















This question already has an answer here:



  • How do I cherry pick packages from a PPA?

    3 answers



The issue:



Let say I have a PPA for a software (i.e. Blender for example; http://ppa.launchpad.net/thomas-schiex/blender/ubuntu ) that contains for some reasons, a Python3.6 version.



What I want to achieve:



Let say I want "a better" Python3.6 package, for example from a python dedicated ppa, in my case; http://ppa.launchpad.net/jonathonf/python-3.6/ubuntu



The question:



How does apt chose which package to install and is there a way I can tell apt to install it from one desired ppa upon the others?

I guess it will chose the most up-to-date package (am I wrong?), but what if for some reasons I want to keep a specific older version?



The example with python3.6 is "only" an example here, this may be useful for any packages.



Note about the dupplicate:

Even if the answer in the suggested links in the comments are the same, the entry points, i.e. "the question" is note exactly the same and lots of people may come to the answer through this search result instead of the other. So, in my humble opinion and strictly speaking, the answer is somewhat a dupplicate, not the question.





This question already has an answer here:



  • How do I cherry pick packages from a PPA?

    3 answers







apt ppa






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Aug 16 at 7:03

























asked Aug 15 at 7:25









s.k

14619




14619




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Aug 16 at 11:41


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.






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Aug 16 at 11:41


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.









  • 2




    Volker Seigel's answer covers all questions here, I think.
    – muru
    Aug 15 at 7:33










  • "lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
    – muru
    Aug 16 at 7:16










  • Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
    – s.k
    Aug 16 at 8:42










  • so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
    – muru
    Aug 16 at 8:46










  • @muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
    – Braiam
    Aug 16 at 11:46












  • 2




    Volker Seigel's answer covers all questions here, I think.
    – muru
    Aug 15 at 7:33










  • "lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
    – muru
    Aug 16 at 7:16










  • Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
    – s.k
    Aug 16 at 8:42










  • so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
    – muru
    Aug 16 at 8:46










  • @muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
    – Braiam
    Aug 16 at 11:46







2




2




Volker Seigel's answer covers all questions here, I think.
– muru
Aug 15 at 7:33




Volker Seigel's answer covers all questions here, I think.
– muru
Aug 15 at 7:33












"lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
– muru
Aug 16 at 7:16




"lots of people may come to the answer through this search result instead of the other" - that's the whole point of duplicates.
– muru
Aug 16 at 7:16












Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
– s.k
Aug 16 at 8:42




Yes and no. If you have one specific problem, like I did, you naturaly won't search for something other if you didn't faced it aswell, even if the answer is the same. That's why I didn't found the other threads; I had in mind the specific "double PPA" issue, nothing related to "one PPA and the software center". But the answer works for both, that's true. The problem with "answers" is that you don't already have them in mind when you face a problem!
– s.k
Aug 16 at 8:42












so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
– muru
Aug 16 at 8:46




so ... you agree that closing this as a duplicate will only help people who have different conceptions of the same problem? After all 2 PPAs or 1 PPA and 1 software center - both are just two software sources.
– muru
Aug 16 at 8:46












@muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
– Braiam
Aug 16 at 11:46




@muru that the answer on that question solves this one, doesn't mean that it is the correct duplicate. I used instead the question that asks what OP asks about and also have the answers that would solve OP issue.
– Braiam
Aug 16 at 11:46










1 Answer
1






active

oldest

votes

















up vote
5
down vote



accepted










As you guessed apt is going to install the latest version available in your sources.



For example:



$ apt-cache madison firefox

firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
firefox | 59.0.2+build1-0ubuntu1 | http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages


As you can see there are two different version of Firefox available for me to install, let's check which one is going to be installed:



$ apt-cache policy firefox | head -3
firefox:
Installed: (none)
Candidate: 61.0.1+build1-0ubuntu0.18.04.1


As you can see the latest version is going to be installed (it's the candidate for installation)



You can use:



sudo apt install package-name=version


for example:



sudo apt install firefox=59.0.2+build1-0ubuntu1


to install an older version of a software.



As an alternative to pining , you can apt-mark to stop it from being upgraded:



sudo apt-mark hold firefox





share|improve this answer



























    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    5
    down vote



    accepted










    As you guessed apt is going to install the latest version available in your sources.



    For example:



    $ apt-cache madison firefox

    firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
    firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
    firefox | 59.0.2+build1-0ubuntu1 | http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages


    As you can see there are two different version of Firefox available for me to install, let's check which one is going to be installed:



    $ apt-cache policy firefox | head -3
    firefox:
    Installed: (none)
    Candidate: 61.0.1+build1-0ubuntu0.18.04.1


    As you can see the latest version is going to be installed (it's the candidate for installation)



    You can use:



    sudo apt install package-name=version


    for example:



    sudo apt install firefox=59.0.2+build1-0ubuntu1


    to install an older version of a software.



    As an alternative to pining , you can apt-mark to stop it from being upgraded:



    sudo apt-mark hold firefox





    share|improve this answer
























      up vote
      5
      down vote



      accepted










      As you guessed apt is going to install the latest version available in your sources.



      For example:



      $ apt-cache madison firefox

      firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
      firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
      firefox | 59.0.2+build1-0ubuntu1 | http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages


      As you can see there are two different version of Firefox available for me to install, let's check which one is going to be installed:



      $ apt-cache policy firefox | head -3
      firefox:
      Installed: (none)
      Candidate: 61.0.1+build1-0ubuntu0.18.04.1


      As you can see the latest version is going to be installed (it's the candidate for installation)



      You can use:



      sudo apt install package-name=version


      for example:



      sudo apt install firefox=59.0.2+build1-0ubuntu1


      to install an older version of a software.



      As an alternative to pining , you can apt-mark to stop it from being upgraded:



      sudo apt-mark hold firefox





      share|improve this answer






















        up vote
        5
        down vote



        accepted







        up vote
        5
        down vote



        accepted






        As you guessed apt is going to install the latest version available in your sources.



        For example:



        $ apt-cache madison firefox

        firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
        firefox | 59.0.2+build1-0ubuntu1 | http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages


        As you can see there are two different version of Firefox available for me to install, let's check which one is going to be installed:



        $ apt-cache policy firefox | head -3
        firefox:
        Installed: (none)
        Candidate: 61.0.1+build1-0ubuntu0.18.04.1


        As you can see the latest version is going to be installed (it's the candidate for installation)



        You can use:



        sudo apt install package-name=version


        for example:



        sudo apt install firefox=59.0.2+build1-0ubuntu1


        to install an older version of a software.



        As an alternative to pining , you can apt-mark to stop it from being upgraded:



        sudo apt-mark hold firefox





        share|improve this answer












        As you guessed apt is going to install the latest version available in your sources.



        For example:



        $ apt-cache madison firefox

        firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        firefox | 61.0.1+build1-0ubuntu0.18.04.1 | http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
        firefox | 59.0.2+build1-0ubuntu1 | http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages


        As you can see there are two different version of Firefox available for me to install, let's check which one is going to be installed:



        $ apt-cache policy firefox | head -3
        firefox:
        Installed: (none)
        Candidate: 61.0.1+build1-0ubuntu0.18.04.1


        As you can see the latest version is going to be installed (it's the candidate for installation)



        You can use:



        sudo apt install package-name=version


        for example:



        sudo apt install firefox=59.0.2+build1-0ubuntu1


        to install an older version of a software.



        As an alternative to pining , you can apt-mark to stop it from being upgraded:



        sudo apt-mark hold firefox






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Aug 15 at 7:33









        Ravexina

        28.1k146796




        28.1k146796












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