This code triggers an abort() when compiled using Emscripten ef1e460 or many earlier versions, with em++ -O1 -g -s DISABLE_EXCEPTION_CATCHING=0 The try causes both isdigit_l() and isdigit() to be ...

We're following python's lead and using its implementation - Series.str.is[] will always do the same as str.is[]. Apparently the difference between isdecimal and isdigit is that that the latter is ...