The missing space isn't the only thing wrong there. - This lists the lines containing copilot instead of the files. You want `grep -l` to list the files. - `-

The missing space isn't the only thing wrong there. - This lists the lines containing copilot instead of the files. You want `grep -l` to list the files. - `--size +1000` finds files with over 1000 blocks. `--size +1000c` gets you files over 1KB. - `-name "*.py"` only finds files literally named `.py`. To find files that match the glob `.py`, you would single quote it like `-name '*.py'`