Re: [sqlalchemy] How to use labels directly in compare expression

2018-06-23 Thread yoch . melka
OK, thank you very much ! Le vendredi 22 juin 2018 20:10:53 UTC+3, Mike Bayer a écrit : > > Just use literal_column for now , that is the clearest statement of > intention , I'll try to find time to look at the code to see if there's > some flag I'm forgetting > > On Fri, Jun 22, 2018, 3:08 AM

Re: [sqlalchemy] Re: Duplicate `self`, without affecting the original instance in memory…

2018-06-23 Thread Mike Bayer
Then I'm not understanding the question, or at least why make_transient is not working for you. make_transient just sets the state of the existing object to be a new row, essentially. No new self is created (unless I am seriously forgetting how it works, don't have the code in front of me) which

Re: [sqlalchemy] Re: Duplicate `self`, without affecting the original instance in memory…

2018-06-23 Thread Dave von Umlaut
I don't mind using merge()… My problem is that using the code linked above, I cannot seem to make it to keep the original `self` (it invariably gets replaced by the new persisted object). I'm happy with a shallow copy of the object (I handle the relationship separately). My next plan is literal