code: def time_string_get_loc(self):
      self.mi_small.get_loc((99, "A", "A"))
  
imports: import string
  import numpy
  from pandas import NA, DataFrame, Index, MultiIndex, RangeIndex, Series, array, date_range
  from .pandas_vb_common import setup
label_desc: Use image node_id 6 for calling the GetLoc obj's underlying member method code with example usage: obj.time_string_get_loc() without return types