AlephNotation

PostgreSQL Type	PostgreSQL Size	Description	Range	Diesel Type	Rust Type
Nullable Types		nullable		Nullable``

AlephNotation

import sys
import time
import shutil



def blink_once(input, empty_str, wait=0.05):
    sys.stdout.write(f'\r{input}')
    time.sleep(wait)
    sys.stdout.write(f'\r{empty_str}')

AlephNotation

# coding=utf-8

import pandas as pd
import itertools
import time
import multiprocessing
from typing import Callable, Tuple, Union

def groupby_parallel(groupby_df: pd.core.groupby.DataFrameGroupBy,
                     func: Callable[[Tuple[str, pd.DataFrame]], Union[pd.DataFrame, pd.Series]],