fix: Fix when source_value is null, the result of the ge, gt, le and lt comparators is incorrect

apps/application/flow/compare/ge_compare.py

@@ -12,6 +12,9 @@
 class GECompare(Compare):
 
     def compare(self, source_value, compare, target_value):
+        if source_value is None:
+            return target_value is None
+
         try:
             return float(source_value) >= float(target_value)
         except Exception:

apps/application/flow/compare/gt_compare.py

@@ -12,6 +12,9 @@
 class GTCompare(Compare):
 
     def compare(self, source_value, compare, target_value):
+        if source_value is None:
+            return False
+
         try:
             return float(source_value) > float(target_value)
         except Exception:

apps/application/flow/compare/le_compare.py

@@ -12,6 +12,9 @@
 class LECompare(Compare):
 
     def compare(self, source_value, compare, target_value):
+        if source_value is None:
+            return target_value is None
+
         try:
             return float(source_value) <= float(target_value)
         except Exception:

apps/application/flow/compare/lt_compare.py

@@ -12,6 +12,9 @@
 class LTCompare(Compare):
 
     def compare(self, source_value, compare, target_value):
+        if source_value is None:
+            return False
+
         try:
             return float(source_value) < float(target_value)
         except Exception: