Fix

Author: vaimdevs

graphistry/arrow_uploader.py

@@ -1,6 +1,6 @@
 from typing import List, Optional, Dict, Any
 
-import io, pyarrow as pa, requests, sys
+import base64, io, json, pyarrow as pa, requests, sys
 
 from graphistry.privacy import Mode, Privacy, ModeAction
 from graphistry.otel import inject_trace_headers
@@ -21,6 +21,19 @@
 from graphistry.models.types import ValidationParam
 logger = setup_logger(__name__)
 
+
+def _personal_org_from_jwt(token: str) -> Optional[str]:
+    """Decode JWT payload (no verification) to extract username as personal-org slug."""
+    try:
+        parts = token.split('.')
+        if len(parts) < 2:
+            return None
+        segment = parts[1] + '=' * (4 - len(parts[1]) % 4)
+        return json.loads(base64.urlsafe_b64decode(segment)).get('username')
+    except Exception:
+        return None
+
+
 class ArrowUploader:
 
     def __init__(
@@ -428,15 +441,20 @@ def sso_get_token(self, state):
             self.token = token_value
 
             active_org = data.get('active_organization')
-            if not active_org or not active_org.get('slug'):
-                raise Exception(
-                    "SSO response missing active organization; see graphistry/graphistry#2933"
-                )
+            slug = active_org.get('slug') if isinstance(active_org, dict) else None
+
+            if not slug:
+                # New SSO users may have no active_org yet; fall back to personal org (slug == username)
+                slug = _personal_org_from_jwt(token_value)
+                if slug:
+                    logger.info("SSO response missing active_organization; falling back to personal org: %s", slug)
+                else:
+                    logger.warning("SSO response missing active_organization and JWT has no username; proceeding without org")
 
-            slug = active_org['slug']
-            logger.debug("@ArrowUploader.sso_get_token, org_name: %s", slug)
-            self.org_name = slug
-            self._switch_org(slug, token_value or self.token)
+            if slug:
+                logger.debug("@ArrowUploader.sso_get_token, org_name: %s", slug)
+                self.org_name = slug
+                self._switch_org(slug, token_value)
 
         except Exception as e:
             logger.error('Unexpected SSO authentication error: %s', out, exc_info=True)

graphistry/tests/test_arrow_uploader.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-import graphistry, pandas as pd, pytest, unittest
+import base64, graphistry, json, pandas as pd, pytest, unittest
 try:
     import mock  # type: ignore
 except ImportError:  # pragma: no cover - fallback for stdlib-only envs
@@ -473,19 +473,41 @@ def test_sso_login_get_sso_token_ok(self, mock_get):
         mock_switch.assert_called_once_with('mock-org', '123')
 
     @mock.patch('requests.get')
-    def test_sso_get_token_missing_org_raises(self, mock_get):
+    def test_sso_get_token_missing_org_falls_back_to_personal(self, mock_get):
+        payload = base64.urlsafe_b64encode(
+            json.dumps({'user_id': 1, 'username': 'testuser', 'exp': 9999999999}).encode()
+        ).rstrip(b'=').decode()
+        fake_token = f"eyJhbGciOiJIUzI1NiJ9.{payload}.fakesig"
 
         mock_resp = self._mock_response(
             json_data={
                 'status': 'OK',
                 'message': 'State is valid',
-                'data': {
-                    'token': '123',
-                }
+                'data': {'token': fake_token},
         })
         mock_get.return_value = mock_resp
 
         au = ArrowUploader()
+        with mock.patch.object(ArrowUploader, "_switch_org") as mock_switch:
+            au.sso_get_token(state='ignored-valid')
 
-        with pytest.raises(Exception):
+        assert au.token == fake_token
+        assert au.org_name == 'testuser'
+        mock_switch.assert_called_once_with('testuser', fake_token)
+
+    @mock.patch('requests.get')
+    def test_sso_get_token_missing_org_no_username_in_jwt(self, mock_get):
+        mock_resp = self._mock_response(
+            json_data={
+                'status': 'OK',
+                'message': 'State is valid',
+                'data': {'token': '123'},
+        })
+        mock_get.return_value = mock_resp
+
+        au = ArrowUploader()
+        with mock.patch.object(ArrowUploader, "_switch_org") as mock_switch:
             au.sso_get_token(state='ignored-valid')
+
+        assert au.token == '123'
+        mock_switch.assert_not_called()