import pandas as pd
holidays = pd.read_csv(
"https://www8.cao.go.jp/chosei/shukujitsu/syukujitsu.csv",
# "https://www8.cao.go.jp/chosei/shukujitsu/shukujitsu.csv",
encoding="cp932",
parse_dates=[0],
)["国民の祝日・休日月日"].values
# 曜日指定
# weekmask_egypt = "Sun Mon Tue Wed Thu Fri Sat"
# bday_egypt = pd.offsets.CustomBusinessDay(holidays=holidays, weekmask=weekmask_egypt)
# 平日
bday_egypt = pd.offsets.CustomBusinessDay(holidays=holidays)
df_dates = pd.date_range("2021-01-01", "2021-01-31", freq=bday_egypt)