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Configuration error
Configuration error
File size: 1,293 Bytes
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# Copy from https://github.com/silentsokolov/flask-thumbnails/blob/master/flask_thumbnails/storage_backends.py
import errno
import os
from abc import ABC, abstractmethod
class BaseStorageBackend(ABC):
def __init__(self, app=None):
self.app = app
@abstractmethod
def read(self, filepath, mode="rb", **kwargs):
raise NotImplementedError
@abstractmethod
def exists(self, filepath):
raise NotImplementedError
@abstractmethod
def save(self, filepath, data):
raise NotImplementedError
class FilesystemStorageBackend(BaseStorageBackend):
def read(self, filepath, mode="rb", **kwargs):
with open(filepath, mode) as f: # pylint: disable=unspecified-encoding
return f.read()
def exists(self, filepath):
return os.path.exists(filepath)
def save(self, filepath, data):
directory = os.path.dirname(filepath)
if not os.path.exists(directory):
try:
os.makedirs(directory)
except OSError as e:
if e.errno != errno.EEXIST:
raise
if not os.path.isdir(directory):
raise IOError("{} is not a directory".format(directory))
with open(filepath, "wb") as f:
f.write(data)
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