Invoking python debugger on exception

python_debugger.py

import pdb

try:
  1/0
except Exception:
  # Just say "no" to endless debug-prints
  pdb.post_mortem()
    
#<stdin>(2)<module>()
#(Pdb) h
#
#Documented commands (type help <topic>):
#========================================
#EOF    c          d        h         list      q        rv       undisplay
#a      cl         debug    help      ll        quit     s        unt      
#alias  clear      disable  ignore    longlist  r        source   until    
#args   commands   display  interact  n         restart  step     up       
#b      condition  down     j         next      return   tbreak   w        
#break  cont       enable   jump      p         retval   u        whatis   
#bt     continue   exit     l         pp        run      unalias  where    
#
#Miscellaneous help topics:
#==========================
#exec  pdb
#
#(Pdb)