fix bug

@@ -34,12 +34,12 @@ class Comparison:
             return self.RESULT_N
 
     def common_compare(self, input_str, ocr_str, **kwargs):
-        if not isinstance(input_str, str) or isinstance(ocr_str, str):
+        if not isinstance(input_str, str) or not isinstance(ocr_str, str):
             return self.RESULT_N
         return self.build_res(input_str == ocr_str)
 
     def name_compare(self, input_str, ocr_str, **kwargs):
-        if not isinstance(input_str, str) or isinstance(ocr_str, str):
+        if not isinstance(input_str, str) or not isinstance(ocr_str, str):
             return self.RESULT_N
         if kwargs.get('is_passport'):
             input_obj = re.search(r'[a-zA-Z]]!', input_str)
@@ -60,7 +60,7 @@ class Comparison:
             return self.build_res(input_s == ocr_s)
 
     def date_compare(self, input_str, ocr_str, **kwargs):
-        if not isinstance(input_str, str) or isinstance(ocr_str, str):
+        if not isinstance(input_str, str) or not isinstance(ocr_str, str):
             return self.RESULT_N
         if kwargs.get('long', False) and '长期' in ocr_str:
             return '2099-12-31'
@@ -73,13 +73,13 @@ class Comparison:
         return self.build_res(input_str == ocr_str)
 
     def rmb_compare(self, input_str, ocr_str, **kwargs):
-        if not isinstance(input_str, str) or isinstance(ocr_str, str):
+        if not isinstance(input_str, str) or not isinstance(ocr_str, str):
             return self.RESULT_N
         input_rmb_upper = to_rmb_upper(float(input_str))
         return self.build_res(input_rmb_upper == ocr_str)
 
     def type_compare(self, input_str, ocr_str, **kwargs):
-        if not isinstance(input_str, str) or isinstance(ocr_str, str):
+        if not isinstance(input_str, str) or not isinstance(ocr_str, str):
             return self.RESULT_N
         for map_tuple in self.TYPE_MAPPING:
             if re.search(map_tuple[0], ocr_str) is not None: