Updated gam <UserTypeEntity> print|show youtubechannels to handle the following error:

ERROR: 403: unsupportedSupervisedAccount - Access Forbidden. The authenticated user cannot access this service.

src/gam/__init__.py

@@ -48449,7 +48449,7 @@ def printShowYouTubeChannel(users):
     myarg = getArgument()
     if csvPF and myarg == 'todrive':
       csvPF.GetTodriveParameters()
-    elif myarg == 'channels':
+    elif myarg in {'channel', 'channels'}:
       kwargs.pop('mine', None)
       kwargs['id'] = ','.join(getEntityList(Cmd.OB_YOUTUBE_CHANNEL_ID_LIST))
     elif getFieldsList(myarg, YOUTUBE_CHANNEL_FIELDS_CHOICE_MAP, fieldsList):
@@ -48470,9 +48470,12 @@ def printShowYouTubeChannel(users):
       channels = callGAPIpages(yt.channels(), 'list', 'items',
                                throwReasons=GAPI.YOUTUBE_THROW_REASONS,
                                fields='nextPageToken,items', **kwargs)
+    except GAPI.unsupportedSupervisedAccount as e:
+      entityActionFailedWarning([Ent.USER, user], str(e), i, count)
+      continue
     except (GAPI.serviceNotAvailable, GAPI.authError):
       entityServiceNotApplicableWarning(Ent.USER, user, i, count)
-      break
+      continue
     if not csvPF:
       jcount = len(channels)
       if not FJQC.formatJSON:

src/gam/gamlib/glgapi.py

@@ -164,6 +164,7 @@ TEAMDRIVES_SHORTCUT_FILE_NOT_SUPPORTED = 'teamDrivesShortcutFileNotSupported'
 TIME_RANGE_EMPTY = 'timeRangeEmpty'
 TRANSIENT_ERROR = 'transientError'
 UNKNOWN_ERROR = 'unknownError'
+UNSUPPORTED_SUPERVISED_ACCOUNT = 'unsupportedSupervisedAccount'
 UPLOAD_TOO_LARGE = 'uploadTooLarge'
 USER_CANNOT_CREATE_TEAMDRIVES = 'userCannotCreateTeamDrives'
 USER_ACCESS = 'userAccess'
@@ -262,7 +263,7 @@ SHEETS_ACCESS_THROW_REASONS = DRIVE_USER_THROW_REASONS+[NOT_FOUND, PERMISSION_DE
 TASK_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
 TASKLIST_THROW_REASONS = [SERVICE_NOT_AVAILABLE, BAD_REQUEST, PERMISSION_DENIED, INVALID, NOT_FOUND, ACCESS_NOT_CONFIGURED]
 USER_GET_THROW_REASONS = [USER_NOT_FOUND, DOMAIN_NOT_FOUND, DOMAIN_CANNOT_USE_APIS, FORBIDDEN, BAD_REQUEST, SYSTEM_ERROR]
-YOUTUBE_THROW_REASONS = [SERVICE_NOT_AVAILABLE, AUTH_ERROR]
+YOUTUBE_THROW_REASONS = [SERVICE_NOT_AVAILABLE, AUTH_ERROR, UNSUPPORTED_SUPERVISED_ACCOUNT]
 
 REASON_MESSAGE_MAP = {
   ABORTED: [
@@ -613,6 +614,8 @@ class transientError(Exception):
   pass
 class unknownError(Exception):
   pass
+class unsupportedSupervisedAccount(Exception):
+  pass
 class uploadTooLarge(Exception):
   pass
 class userCannotCreateTeamDrives(Exception):
@@ -766,6 +769,7 @@ REASON_EXCEPTION_MAP = {
   TIME_RANGE_EMPTY: timeRangeEmpty,
   TRANSIENT_ERROR: transientError,
   UNKNOWN_ERROR: unknownError,
+  UNSUPPORTED_SUPERVISED_ACCOUNT: unsupportedSupervisedAccount,
   UPLOAD_TOO_LARGE: uploadTooLarge,
   USER_CANNOT_CREATE_TEAMDRIVES: userCannotCreateTeamDrives,
   USER_ACCESS: userAccess,