shutil.rmtree(directory, onerror=remove_readonly) 在删除之前检查文件夹是否存在,这样更可靠。 importshutil defremove_folder(path): # check if folder exists ifos.path.exists(path): # remove if exists shutil.rmtree(path) else: # throw your exception to handle this special scenario raiseXXError("...
–Check if file is socket -s filename –Check if file is nonzero size -u filename –Check if file set-user-id bit is set -w filename –Check if file is writable -x filename –Check if file is executable ShareTweet To leave a comment for the author, please follow the lin...
importosimportstatimportshutildeferrorRemoveReadonly(func,path,exc):excvalue=exc[1]iffuncin(os.rmdir,os.remove)andexcvalue.errno==errno.EACCES:# change the file to be readable,writable,executable: 0777os.chmod(path,stat.S_IRWXU|stat.S_IRWXG|stat.S_IRWXO)# retryfunc(path)else:# raiseenter ...
def check_permissions(self, permissions, _type): if permissions is not None: if permissions['type'] != _type or \ not permissions['permission_name'] or \ not is_string(permissions['permission_name']) or \ not is_integer(permissions['threshold']) or \ permissions['threshold'] < 1 or...
It overrides one method and adds one writable instance variable. The remaining functionality is the same as for the dict class and is not documented here. The first argument provides the initial value for the default_factory attribute; it defaults to None. All remaining arguments are treated the...
# Delete everything reachable from the directory named in 'top', # assuming there are no symbolic links. # CAUTION: This is dangerous! For example, if top == '/', it # could delete all your disk files. import os for root, dirs, files in os.walk(top, topdown=False): ...
shutil.rmtree(directory, onerror=remove_readonly) 在删除之前检查文件夹是否存在,这样更可靠。 importshutildefremove_folder(path):# check if folder existsifos.path.exists(path):# remove if existsshutil.rmtree(path)else:# throw your exception to handle this special scenarioraiseXXError("your exception...
WARNING: The directory '/Users/CarltonXu/Library/Caches/pip' or its parent directory is not owned or is not writable by the current user. The cache has been disabled. Check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. ...
In this case, writable_file() is a generator function that opens file for writing. Then it temporarily suspends its own execution and yields the resource so with can bind it to its target variable. When the flow of execution leaves the with code block, the function continues to execute and...
When the socket is writable, .create_response() is called from .write(): Python libserver.py # ... class Message: # ... def create_response(self): if self.jsonheader["content-type"] == "text/json": response = self._create_response_json_content() else: # Binary or unknown ...