Work around stability errors due to optional trailing commas (#2126)

[etc/vim.git] / src / black_primer / cli.py

diff --git a/src/black_primer/cli.py b/src/black_primer/cli.py
index 09ab03f7a44a156fad42df2b6f287d43e3139175..5903adc72d4867553c520ed1a9e05b5101c9bda4 100644 (file)
--- a/src/black_primer/cli.py
+++ b/src/black_primer/cli.py
@@ -1,10 +1,11 @@
 #!/usr/bin/env python3
 
+# coding=utf8
+
 import asyncio
 import logging
 import sys
 from datetime import datetime
-from os import cpu_count
 from pathlib import Path
 from shutil import rmtree, which
 from tempfile import gettempdir
@@ -61,7 +62,7 @@ async def async_main(
     finally:
         if not keep and work_path.exists():
             LOG.debug(f"Removing {work_path}")
-            rmtree(work_path)
+            rmtree(work_path, onerror=lib.handle_PermissionError)
 
     return -2
 
@@ -114,7 +115,7 @@ async def async_main(
 @click.option(
     "-W",
     "--workers",
-    default=int((cpu_count() or 4) / 2) or 1,
+    default=2,
     type=int,
     show_default=True,
     help="Number of parallel worker coroutines",