chore(Parser.py): rm pandas exception

Author: breakthewall

rrparser/Parser.py

@@ -15,9 +15,9 @@
     read_csv,
     DataFrame
 )
-from pandas.errors import (
-    UndefinedVariableError
-)
+# from pandas.errors import (
+#     UndefinedVariableError
+# )
 from csv import (
     QUOTE_ALL,
     QUOTE_NONE
@@ -147,10 +147,10 @@ def filter_(
         query += ' & `Rule usage` == @rule_usage_filter'
     # Used in 'e' in case of exception raised
     rule_usage_filter = ['both', rule_type]
-    try:
-        return df.query(query)
-    except UndefinedVariableError as e:
-        raise KeyError(e)
+    # try:
+    return df.query(query)
+    # except UndefinedVariableError as e:
+    #     raise KeyError(e)
 
 
 def fetch_retrorules(