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import os
import shutil
import time
def safe_rm_tree(path):
if not os.path.isdir(path):
return
def onerror(func, path, exc_info):
import stat
# Is the error an access error?
if not os.access(path, os.W_OK):
print(f"Failed to remove `{path}`. Trying to change permissions...")
os.chmod(path, stat.S_IWUSR)
func(path)
else:
raise OSError("Cannot change permissions for {}! Exception info: {}".format(path, exc_info))
for i in range(20):
try:
shutil.rmtree(path, onerror=onerror)
return
except Exception as e:
delay = 0.5 * float(i + 1)
print(f"Failed to remove `{path}`: `{e}`. Retrying in {delay} seconds...")
time.sleep(delay)
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