Merge pull request #359 from roboflow/fix/download_dataset_does_not_respect_roboflow_api_key

fix `download_dataset` does not respect `ROBOFLOW_API_KEY`

Author: SkalskiP

roboflow/__init__.py

@@ -131,17 +131,12 @@ def initialize_roboflow(the_workspace=None):
 
     global active_workspace
 
-    conf_location = os.getenv("ROBOFLOW_CONFIG_DIR", default=str(Path.home() / ".config" / "roboflow" / "config.json"))
-
-    if not os.path.isfile(conf_location):
-        raise RuntimeError("To use this method, you must first login - run roboflow.login()")
+    if the_workspace is None:
+        active_workspace = Roboflow().workspace()
     else:
-        if the_workspace is None:
-            active_workspace = Roboflow().workspace()
-        else:
-            active_workspace = Roboflow().workspace(the_workspace)
+        active_workspace = Roboflow().workspace(the_workspace)
 
-        return active_workspace
+    return active_workspace
 
 
 def load_model(model_url):