clean-repo: Remove.

Unless this was working around a specific bug that has somehow
persisted for eight years, this was just pointlessly defeating
Python’s bytecode cache every time you started the dev server.

This reverts commits deffda072f,
59228f7458, and
ae45217671.

Signed-off-by: Anders Kaseorg <anders@zulip.com>

tools/clean-repo

@@ -1,13 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-# Remove .pyc files to prevent loading stale code.
-#
-# You can run it automatically on checkout:
-#
-#     echo ./tools/clean-repo > .git/hooks/post-checkout
-#     chmod +x .git/hooks/post-checkout
-
-cd "$(dirname "$0")/.."
-find . -name "*.pyc" -exec rm -f {} \;
-find . -name "__pycache__" -prune -exec rm -rf {} \;

tools/run-dev.py

@@ -99,9 +99,6 @@ webpack_port = base_port + 3
 
 os.chdir(os.path.join(os.path.dirname(__file__), ".."))
 
-# Clean up stale .pyc files etc.
-subprocess.check_call("./tools/clean-repo")
-
 if options.clear_memcached:
     subprocess.check_call("./scripts/setup/flush-memcached")
 

tools/test-all

@@ -46,7 +46,6 @@ echo
 
 # prep
 run ./tools/check-provision $FORCEARG
-run ./tools/clean-repo
 
 # ci/backend
 run ./tools/lint --groups=backend $FORCEARG