class_docstr: The test base for arithmetic operations of different data types.
class_docstr_tok: ["The","test","base","for","arithmetic","operations","of","different","data","types","."]
code: def integral_psdf(self):
      return ps.from_pandas(self.integral_pdf)
  
imports: import datetime
  import decimal
  import numpy
  import pandas
  import pyspark.pandas
  from pyspark.pandas.typedef.typehints import extension_dtypes_available, extension_float_dtypes_available, extension_object_dtypes_available
label_desc: Use image node_id 5 for calling the OpsTestBase obj's underlying member method code with example usage: obj.integral_psdf() and returns: ps