deprecation warning in basic example

[fkgruber]

Brief Description

Running the basic example gives deprecation warning

System Information

• Operating system: macOS/Linux/Windows

- lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 20.04.6 LTS
Release:	20.04
Codename:	focal

• Python version (required):
  Python 3.10.14 (main, May 6 2024, 19:42:50) [GCC 11.2.0] on linux

janitor '0.30.0'

Minimally Reproducible Code

import numpy as np
import pandas as pd
import janitor

# Sample Data curated for this example
company_sales = {
    'SalesMonth': ['Jan', 'Feb', 'Mar', 'April'],
    'Company1': [150.0, 200.0, 300.0, 400.0],
    'Company2': [180.0, 250.0, np.nan, 500.0],
    'Company3': [400.0, 500.0, 600.0, 675.0]
}

df = (
    pd.DataFrame.from_dict(company_sales)
    .remove_columns(["Company1"])
    .dropna(subset=["Company2", "Company3"])
    .rename_column("Company2", "Amazon")
    .rename_column("Company3", "Facebook")
    .add_column("Google", [450.0, 550.0, 800.0])
)

Warning Messages

/home/user/.conda/myenv/lib/python3.10/site-packages/pandas_flavor/register.py:157: FutureWarning: This function will be deprecated in a 1.x release. Please use `pd.DataFrame.drop` instead.
  return method(self._obj, *args, **kwargs)
/home/user/.conda/myenv/lib/python3.10/site-packages/pandas_flavor/register.py:157: FutureWarning: This function will be deprecated in a 1.x release. Please use `pd.DataFrame.rename` instead.
  return method(self._obj, *args, **kwargs)
/home/user/.conda/myenv/lib/python3.10/site-packages/pandas_flavor/register.py:157: FutureWarning: This function will be deprecated in a 1.x release. Please use `pd.DataFrame.assign` instead.
  return method(self._obj, *args, **kwargs)

[samukweku]

@fkgruber thanks for raising an issue. Some of these functions will be deprecated in version 1.9. the warning is meant to give you a heads up. Is there a suggestion or alternative you want to present? The team is happy to receive feedback/ideas.