Import Upstream version 1.8.7upstream/1.8.7

1 files changed, 79 insertions, 0 deletions

diff --git a/gallery_dl/exception.py b/gallery_dl/exception.py
new file mode 100644
index 0000000..3e86177
--- /dev/null
+++ b/gallery_dl/exception.py
@@ -0,0 +1,79 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2015-2018 Mike Fährmann
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+
+"""Exception classes used by gallery-dl
+
+Class Hierarchy:
+
+Exception
+ +-- GalleryDLException
+      +-- ExtractionError
+      |    +-- AuthenticationError
+      |    +-- AuthorizationError
+      |    +-- NotFoundError
+      |    +-- HttpError
+      +-- DownloadError
+      |    +-- DownloadComplete
+      |    +-- DownloadRetry
+      +-- NoExtractorError
+      +-- FormatError
+      +-- FilterError
+      +-- StopExtraction
+"""
+
+
+class GalleryDLException(Exception):
+    """Base class for GalleryDL exceptions"""
+
+
+class ExtractionError(GalleryDLException):
+    """Base class for exceptions during information extraction"""
+
+
+class AuthenticationError(ExtractionError):
+    """Invalid or missing login information"""
+
+
+class AuthorizationError(ExtractionError):
+    """Insufficient privileges to access a resource"""
+
+
+class NotFoundError(ExtractionError):
+    """Requested resource (gallery/image) does not exist"""
+
+
+class HttpError(ExtractionError):
+    """HTTP request during extraction failed"""
+
+
+class DownloadError(GalleryDLException):
+    """Base class for exceptions during file downloads"""
+
+
+class DownloadRetry(DownloadError):
+    """Download attempt failed and should be retried"""
+
+
+class DownloadComplete(DownloadError):
+    """Output file of attempted download is already complete"""
+
+
+class NoExtractorError(GalleryDLException):
+    """No extractor can handle the given URL"""
+
+
+class FormatError(GalleryDLException):
+    """Error while building output path"""
+
+
+class FilterError(GalleryDLException):
+    """Error while evaluating a filter expression"""
+
+
+class StopExtraction(GalleryDLException):
+    """Extraction should stop"""