Do logging on install-hooks during install command.

pre_commit/commands/install_uninstall.py

@@ -2,13 +2,18 @@ from __future__ import print_function
 from __future__ import unicode_literals
 
 import io
+import logging
 import os
 import os.path
 import stat
 
+from pre_commit.logging_handler import LoggingHandler
 from pre_commit.util import resource_filename
 
 
+logger = logging.getLogger('pre_commit')
+
+
 # This is used to identify the hook file we install
 PREVIOUS_IDENTIFYING_HASHES = [
     'd8ee923c46731b42cd95cc869add4062',
@@ -66,6 +71,9 @@ def install(runner, overwrite=False, hooks=False):
 
     # If they requested we install all of the hooks, do so.
     if hooks:
+        # Set up our logging handler
+        logger.addHandler(LoggingHandler(False))
+        logger.setLevel(logging.INFO)
         for repository in runner.repositories:
             repository.require_installed()