How can I set arbitrary pex parameters e g PEX ROOT for all

Question

How can I set arbitrary pex parameters e g PEX ROOT for all times pants runs pex

few-airline-50721 · Answer

Such as when generating a lock file

rough-vase-83553 · Answer

~Usually this can be specified in the toml config I m still new to the architecture but IIUC most subsystems correspond to both CLI arguments as well as to toml config options~ Doesn t seem to be under references for pex pex binary defaults or pext cli

enough-analyst-54434 · Answer

< few airline 50721> can you fill in the why bit for more context 1st

few-airline-50721 · Answer

< enough analyst 54434> it looks like I can use ``` subprocess environment env vars add = PEX XXX YYY ``` for many PEX parameters but some cannot be changed like `PEX ROOT` since it s already set in the code

enough-analyst-54434 · Answer

I m interested in why you want to change the PEX ROOT What issue are you trying to solve by doing so

enough-analyst-54434 · Answer

You can change the parent directory of the PEX ROOT Pants uses via <https www pantsbuild org docs reference global named caches dir|https www pantsbuild org docs reference global named caches dir> but that moves other names caches as well for the JVM etc

happy-kitchen-89482 · Answer

I m wondering if this is due to < few airline 50721> s Pants install running in an environment where it cannot write to that location In that case moving all the named caches would make sense

few-airline-50721 · Answer

Thanks for the tips I was seeing some permissions issues and wanted to try this