The fixings for python scripts in ONNXRuntime (#4135)

* The fixings for python scripts in ONNXRuntime

* update according the comments

onnxruntime/python/session.py

@@ -146,7 +146,7 @@ class InferenceSession(Session):
     """
     This is the main class used to run a model.
     """
-    def __init__(self, path_or_bytes, sess_options=None, providers=[]):
+    def __init__(self, path_or_bytes, sess_options=None, providers=None):
         """
         :param path_or_bytes: filename or serialized model in a byte string
         :param sess_options: session options
@@ -155,11 +155,11 @@ class InferenceSession(Session):
         """
         self._path_or_bytes = path_or_bytes
         self._sess_options = sess_options
-        self._load_model(providers)
+        self._load_model(providers or [])
         self._enable_fallback = True
         Session.__init__(self, self._sess)
 
-    def _load_model(self, providers=[]):
+    def _load_model(self, providers):
         if isinstance(self._path_or_bytes, str):
             self._sess = C.InferenceSession(
                 self._sess_options if self._sess_options else C.get_default_session_options(), self._path_or_bytes,

setup.py

@@ -326,6 +326,8 @@ setup(
         'Intended Audience :: Developers',
         'License :: OSI Approved :: MIT License',
         'Operating System :: POSIX :: Linux',
+        'Operating System :: Microsoft :: Windows',
+        'Operating System :: MacOS',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3 :: Only',
         'Programming Language :: Python :: 3.5',

tools/ci_build/build.py

@@ -1403,10 +1403,10 @@ def nuphar_run_python_tests(build_dir, configs):
 def build_python_wheel(
         source_dir, build_dir, configs, use_cuda, use_ngraph, use_dnnl,
         use_tensorrt, use_openvino, use_nuphar, use_vitisai, wheel_name_suffix,
-        use_acl, nightly_build=False, featurizers_build=False):
+        use_acl, nightly_build=False, featurizers_build=False, use_ninja=False):
     for config in configs:
         cwd = get_config_build_dir(build_dir, config)
-        if is_windows():
+        if is_windows() and not use_ninja:
             cwd = os.path.join(cwd, config)
 
         args = [sys.executable, os.path.join(source_dir, 'setup.py'),
@@ -1796,6 +1796,7 @@ def main():
                 args.use_acl,
                 nightly_build=nightly_build,
                 featurizers_build=args.use_featurizers,
+                use_ninja=(args.cmake_generator == 'Ninja')
             )
 
     if args.gen_doc and (args.build or args.test):

tools/python/dump_subgraphs.py

@@ -42,7 +42,7 @@ def main():
     out = os.path.abspath(args.out)
 
     if not os.path.exists(out):
-        os.mkdirs(out)
+        os.makedirs(out)
 
     model = onnx.load_model(model_path)
     dump_subgraph(model, out)