Bump version

PFERD/ilias/downloader.py

@@ -122,9 +122,22 @@ class IliasDownloader:
 
         tmp_file = self._tmp_dir.new_path()
 
-        while not self._try_download(info, tmp_file):
+        download_successful = False
-            LOGGER.info("Retrying download: %r", info)
+        for _ in range(0, 3):
+            try:
+                if not self._try_download(info, tmp_file):
+                    LOGGER.info("Re-Authenticating due to download failure: %r", info)
                     self._authenticator.authenticate(self._session)
+                else:
+                    download_successful = True
+                    break
+            except IOError as e:
+                PRETTY.warning(f"I/O Error when downloading ({e}). Retrying...",)
+            LOGGER.info("Retrying download for %s", info.path)
+
+        if not download_successful:
+            PRETTY.error(f"Download of file {info.path} failed too often! Skipping it...")
+            return
 
         dst_path = self._organizer.accept_file(tmp_file, info.path)
         if dst_path and info.modification_date:

README.md

@@ -37,7 +37,7 @@ Ensure that you have at least Python 3.8 installed.
 To install PFERD or update your installation to the latest version, run this
 wherever you want to install or have already installed PFERD:
 ```
-$ pip install git+https://github.com/Garmelon/PFERD@v2.5.2
+$ pip install git+https://github.com/Garmelon/PFERD@v2.5.3
 ```
 
 The use of [venv] is recommended.
@@ -60,8 +60,8 @@ $ mkdir Vorlesungen
 $ cd Vorlesungen
 $ python3 -m venv .venv
 $ .venv/bin/activate
-$ pip install git+https://github.com/Garmelon/PFERD@v2.5.2
+$ pip install git+https://github.com/Garmelon/PFERD@v2.5.3
-$ curl -O https://raw.githubusercontent.com/Garmelon/PFERD/v2.5.2/example_config.py
+$ curl -O https://raw.githubusercontent.com/Garmelon/PFERD/v2.5.3/example_config.py
 $ python3 example_config.py
 $ deactivate
 ```

setup.py

@@ -2,7 +2,7 @@ from setuptools import find_packages, setup
 
 setup(
     name="PFERD",
-    version="2.5.2",
+    version="2.5.3",
     packages=find_packages(),
     install_requires=[
         "requests>=2.21.0",