We love pandas tm dataframe making functions. You will be missed.

tm.py

import pandas as pd
import numpy as np 

def makeMixedDataFrame():
    return pd.DataFrame(
            {
                "A": [0.0, 1.0, 2.0, 3.0, 4.0],
                "B": [0.0, 1.0, 0.0, 1.0, 0.0],
                "C": pd.Index(["foo1", "foo2", "foo3", "foo4", "foo5"], dtype=object),
                "D": pd.date_range("20130101", periods=5),
            }
        )
  
def makeDataFrame():
  return pd.DataFrame(
            np.ones((10, 4)),
            columns=pd.Index(list("ABCD"), dtype=object),
            index=pd.Index([f"i-{i}" for i in range(10)], dtype=object), 
  )


def makeTimeDataFrame(nper=None, freq="B") -> pd.DataFrame:
    return pd.DataFrame(
        np.random.default_rng(2).standard_normal((nper, 4)),
        columns=pd.Index(list("ABCD"), dtype=object),
        index=pd.date_range("2000-01-01", periods=nper, freq=freq),
    )