Disable dependency isolation (#877)

Author: Hazhzeng

azure_functions_worker/constants.py

@@ -38,7 +38,7 @@
 PYTHON_THREADPOOL_THREAD_COUNT_MIN = 1
 PYTHON_THREADPOOL_THREAD_COUNT_MAX = 32
 PYTHON_ISOLATE_WORKER_DEPENDENCIES_DEFAULT = False
-PYTHON_ISOLATE_WORKER_DEPENDENCIES_DEFAULT_39 = True
+PYTHON_ISOLATE_WORKER_DEPENDENCIES_DEFAULT_39 = False
 PYTHON_ENABLE_WORKER_EXTENSIONS_DEFAULT = False
 PYTHON_ENABLE_WORKER_EXTENSIONS_DEFAULT_39 = True
 

tests/unittests/test_utilities_dependency.py

@@ -523,6 +523,9 @@ def test_clear_path_importer_cache_and_modules_retain_namespace(self):
             os.path.join(self._worker_deps_path, 'common_module')
         )
 
+    @unittest.skip(
+        'This feature is not ready due to azure. namespace not found bugs.'
+    )
     def test_use_worker_dependencies(self):
         # Setup app settings
         os.environ['PYTHON_ISOLATE_WORKER_DEPENDENCIES'] = 'true'
@@ -570,9 +573,8 @@ def test_use_worker_dependencies_default_python_36_37_38(self):
         with self.assertRaises(ImportError):
             import common_module  # NoQA
 
-    @unittest.skipUnless(
-        sys.version_info.major == 3 and sys.version_info.minor == 9,
-        'Test only available for Python 3.9'
+    @unittest.skip(
+        'This feature is not ready due to azure. namespace not found bugs.'
     )
     def test_use_worker_dependencies_default_python_39(self):
         # Feature should be enabled in Python 3.9 by default
@@ -627,7 +629,7 @@ def test_prioritize_customer_dependencies_disable(self):
         with self.assertRaises(ImportError):
             import common_module  # NoQA
 
-    @unittest.skipUnless(
+    @unittest.skipIf(
         sys.version_info.major == 3 and sys.version_info.minor in (6, 7, 8),
         'Test only available for Python 3.6, 3.7, or 3.8'
     )
@@ -643,9 +645,8 @@ def test_prioritize_customer_dependencies_default_python_36_37_38(self):
         with self.assertRaises(ImportError):
             import common_module  # NoQA
 
-    @unittest.skipUnless(
-        sys.version_info.major == 3 and sys.version_info.minor == 9,
-        'Test only available for Python 3.9'
+    @unittest.skip(
+        'This feature is not ready due to azure. namespace not found bugs.'
     )
     def test_prioritize_customer_dependencies_default_python_39(self):
         # Feature should be enabled in Python 3.9 by default