Merge branch 'master' into feature/esp32s2beta_merge

tools/tiny-test-fw/CIAssignUnitTest.py

@@ -9,6 +9,11 @@ import argparse
 
 import yaml
 
+try:
+    from yaml import CLoader as Loader
+except ImportError:
+    from yaml import Loader as Loader
+
 try:
     from Utility import CIAssignTest
 except ImportError:
@@ -128,7 +133,7 @@ class UnitTestAssignTest(CIAssignTest.AssignTest):
 
         try:
             with open(test_case_path, "r") as f:
-                raw_data = yaml.load(f)
+                raw_data = yaml.load(f, Loader=Loader)
             test_cases = raw_data["test cases"]
         except IOError:
             print("Test case path is invalid. Should only happen when use @bot to skip unit test.")