accept model without version in cli

roboflow/roboflowpy.py

@@ -78,10 +78,20 @@ def upload_image(args):
 def upload_model(args):
     rf = roboflow.Roboflow(args.api_key)
     workspace = rf.workspace(args.workspace)
-    project = workspace.project(args.project)
-    version = project.version(args.version_number)
-    print(args.model_type, args.model_path, args.filename)
-    version.deploy(str(args.model_type), str(args.model_path), str(args.filename))
+
+    if args.version_number is not None:
+        # Deploy to specific version
+        project = workspace.project(args.project)
+        version = project.version(args.version_number)
+        version.deploy(str(args.model_type), str(args.model_path), str(args.filename))
+    else:
+        # Deploy to multiple projects
+        workspace.deploy_model(
+            model_type=str(args.model_type),
+            model_path=str(args.model_path),
+            project_urls=args.project,
+            filename=str(args.filename),
+        )
 
 
 def list_projects(args):
@@ -478,13 +488,11 @@ def _add_upload_model_parser(subparsers):
     upload_model_parser.add_argument(
         "-p",
         dest="project",
-        help="project_id to upload the model into",
+        action="append",  # Allow multiple projects
+        help="project_id to upload the model into (can be specified multiple times)",
     )
     upload_model_parser.add_argument(
-        "-v",
-        dest="version_number",
-        type=int,
-        help="version number to upload the model to",
+        "-v", dest="version_number", type=int, help="version number to upload the model to (optional)", default=None
     )
     upload_model_parser.add_argument(
         "-t",