code: def test_numeric():
      assert NumericFilter("foo", "I", None).build_filter() is None
      assert (
          NumericFilter(
              "foo", "I", dict(operand="=", value=None, type="int")
          ).build_filter()
          is None
      )
      assert (
          NumericFilter(
              "foo", "I", dict(operand="<", value=None, type="int")
          ).build_filter()
          is None
      )
      assert (
          NumericFilter(
              "foo", "I", dict(operand="[]", type="int")
          ).build_filter()
          is None
      )
  
file_path: dtale/tests/dtale/test_column_filters.py
imports: import re
  import pandas
  import pytest
  from dtale.column_filters import DateFilter, NumericFilter, StringFilter
  from dtale.pandas_util import check_pandas_version
  from dtale.query import run_query
label_desc: Use image node_id 1 for calling a global function with example usage: test_numeric() without return types