logger.exception -> logger.error because logger.exception displays a stacktrace and it ain't relevant in any of these cases

src/yunohost/app.py

@@ -104,16 +104,16 @@ def app_catalog(full=False, with_categories=False):
         return {"apps": catalog["apps"]}
     else:
         return {"apps": catalog["apps"], "categories": catalog["categories"]}
-    
+
 
 def app_search(string):
     """
     Return a dict of apps whose description or name match the search string
     """
-    
+
     # Retrieve a simple dict listing all apps
     catalog_of_apps = app_catalog()
-    
+
     # Selecting apps according to a match in app name or description
     for app in catalog_of_apps["apps"].items():
         if not (re.search(string, app[0], flags=re.IGNORECASE) or
@@ -2171,7 +2171,7 @@ def _get_git_last_commit_hash(repository, reference='HEAD'):
             .format(repository, reference)
         commit = check_output(cmd)
     except subprocess.CalledProcessError:
-        logger.exception("unable to get last commit from %s", repository)
+        logger.error("unable to get last commit from %s", repository)
         raise ValueError("Unable to get last commit with git")
     else:
         return commit.strip()

src/yunohost/backup.py

@@ -703,7 +703,7 @@ class BackupManager():
         except:
             abs_tmp_app_dir = os.path.join(self.work_dir, 'apps/', app)
             shutil.rmtree(abs_tmp_app_dir, ignore_errors=True)
-            logger.exception(m18n.n('backup_app_failed', app=app))
+            logger.error(m18n.n('backup_app_failed', app=app))
             self.targets.set_result("apps", app, "Error")
         else:
             # Add app info
@@ -945,7 +945,7 @@ class RestoreManager():
             if system_part not in self.info['system'] or\
                     'paths' not in self.info['system'][system_part] or\
                     len(self.info['system'][system_part]['paths']) == 0:
-                logger.exception(m18n.n('restore_hook_unavailable', part=system_part))
+                logger.error(m18n.n('restore_hook_unavailable', part=system_part))
                 self.targets.set_result("system", system_part, "Skipped")
                 continue
 
@@ -1392,7 +1392,7 @@ class RestoreManager():
                       env=env_dict)[0]
         except:
             msg = m18n.n('restore_app_failed', app=app_instance_name)
-            logger.exception(msg)
+            logger.error(msg)
             operation_logger.error(msg)
 
             if msettings.get('interface') != 'api':

src/yunohost/tools.py

@@ -148,7 +148,7 @@ def tools_adminpw(new_password, check_strength=True):
     try:
         ldap.update("cn=admin", {"userPassword": [new_hash], })
     except:
-        logger.exception('unable to change admin password')
+        logger.error('unable to change admin password')
         raise YunohostError('admin_password_change_failed')
     else:
         # Write as root password