bugfixes: error solving for unwritable files

src/studip.py

@@ -143,11 +143,14 @@ class Studip:
             #total_size = int(rsp2.headers.get('content-length', 0))
             log.info('downloading ' + doc_name)
             #progbar = tqdm(total=total_size, unit='iB', unit_scale=True)
+            try:
                 with open(doc_name, 'wb') as doc_file:
                     for chunk in rsp2.iter_content(self.CHUNK_SIZE):
                         #progbar.update(len(chunk))
                         doc_file.write(chunk)
                 self.db.set_last_file_dl(str(doc), str(int(time.time())))
+            except:
+                log.CRITICAL("Error while writing to the file " + doc_name)
 
     def get_subdirs(self, folder):
         """Get all the subdirectories of a given folder.