ultralytics 8.0.70 minor fixes and improvements (#1892)

Co-authored-by: feicccccccc <49809204+feicccccccc@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Laughing-q <1185102784@qq.com>

ultralytics/hub/__init__.py

@@ -18,7 +18,7 @@ def login(api_key=''):
         from ultralytics import hub
         hub.login('API_KEY')
     """
-    Auth(api_key)
+    Auth(api_key, verbose=True)
 
 
 def logout():
@@ -82,7 +82,7 @@ def export_model(model_id='', format='torchscript'):
 
 def get_export(model_id='', format='torchscript'):
     # Get an exported model dictionary with download URL
-    assert format in export_fmts_hub, f"Unsupported export format '{format}', valid formats are {export_fmts_hub}"
+    assert format in export_fmts_hub(), f"Unsupported export format '{format}', valid formats are {export_fmts_hub()}"
     r = requests.post('https://api.ultralytics.com/get-export',
                       json={
                           'apiKey': Auth().api_key,

ultralytics/hub/auth.py

@@ -11,7 +11,7 @@ API_KEY_URL = 'https://hub.ultralytics.com/settings?tab=api+keys'
 class Auth:
     id_token = api_key = model_key = False
 
-    def __init__(self, api_key='', verbose=True):
+    def __init__(self, api_key='', verbose=False):
         """
         Initialize the Auth class with an optional API key.
 

ultralytics/hub/session.py

@@ -58,7 +58,7 @@ class HUBTrainingSession:
             raise ValueError(f'Invalid HUBTrainingSession input: {url}')
 
         # Authorize
-        auth = Auth(key, verbose=False)
+        auth = Auth(key)
         self.agent_id = None  # identifies which instance is communicating with server
         self.model_id = model_id
         self.model_url = f'https://hub.ultralytics.com/models/{model_id}'