79 :hg:`diff` command. The extdiff extension makes snapshots of only

    79 :hg:`diff` command. The extdiff extension makes snapshots of only

    80 needed files, so running the external diff program will actually be

    80 needed files, so running the external diff program will actually be

    81 pretty fast (at least faster than having to compare the entire tree).

    81 pretty fast (at least faster than having to compare the entire tree).

    82 '''

    82 '''

    83 

    83 

    85 

    84 

    86 import os

    85 import os

    87 import re

    86 import re

    88 import shutil

    87 import shutil

    89 import stat

    88 import stat