fix: allow comma in numeric filter input

just remove them and run with the remainder, on the SQL side

tailbone/grids/filters.py

@@ -26,6 +26,7 @@ Grid Filters
 
 import re
 import datetime
+import decimal
 import logging
 from collections import OrderedDict
 
@@ -647,12 +648,22 @@ class AlchemyNumericFilter(AlchemyGridFilter):
 
         # first just make sure it's somewhat numeric
         try:
-            float(value)
-        except ValueError:
+            self.parse_decimal(value)
+        except decimal.InvalidOperation:
             return True
 
         return bool(value and len(str(value)) > 8)
 
+    def parse_decimal(self, value):
+        if value:
+            value = value.replace(',', '')
+            return decimal.Decimal(value)
+
+    def encode_value(self, value):
+        if value:
+            value = str(self.parse_decimal(value))
+        return super().encode_value(value)
+
     def filter_equal(self, query, value):
         if self.value_invalid(value):
             return query