perf: replace dict merge with ChainMap in resolve_variables - #628

perf: replace dict merge with ChainMap in resolve_variables#628

matheusvir wants to merge 11 commits into

theskumar:maintheskumar/python-dotenv:mainfrom

matheusvir:optimization/chainmap-resolve-variablesmatheusvir/python-dotenv:optimization/chainmap-resolve-variablesCopy head branch name to clipboard