pre-commit-forbidden

#!/usr/bin/env bash
# https://stackoverflow.com/a/41249693/1175053

RESTORE='\033[0m'
RED='\033[00;31m'
YELLOW='\033[00;33m'
BLUE='\033[00;34m'

FORBIDDEN=(
    '# NOCOMMIT'
    'import pdb'
    'pdb.set_trace'
    'import ipdb'
    'ipdb.set_trace'
    'breakpoint()'
)
FOUND=''

for j in "${FORBIDDEN[@]}"; do
  for i in `git diff --cached --name-only | grep '\.py$'`; do
    # the trick is here...use `git show :file` to output what is staged
    # test it against each of the FORBIDDEN strings ($j)
    if echo `git show :$i` | grep -q "$j"; then
      FOUND+="forbidden: ${BLUE}$i ${RESTORE}contains ${YELLOW}\"$j\"${RESTORE}\n"
    fi
  done
done

if [[ ! -z $FOUND ]]; then
  printf "$FOUND"
  printf "forbidden: commit ${RED}REJECTED${RESTORE}\n"
  exit 1
fi

exit 0