Evenly split arbitrary groups of hours evenly across work days in a month

CalcHours.py

#!/usr/bin/env python3

import calendar, datetime, holidays
import math
import os, json

# hours.json format
#
# {
#   "Client1": 116,
#   "Client2": 36
# }

configFile = os.environ['HOME']+'/.config/CalcHours/hours.json'

fp = open(configFile)
clients=json.load(fp)
fp.close()

workdays = []
report = {}
totalClientHours=0
defaultClient = list(clients.keys())[0]
month_begin = 0
month_end = 0

year = datetime.date.today().year
month = datetime.date.today().month

workday_count = 0
cal = calendar.Calendar()

for week in cal.monthdayscalendar(year, month):
    for i, day in enumerate(week):
        # not this month's day or a weekend
        if (
            day == 0
            or i >= 5
            or datetime.date(year, month, day) in holidays.US(observed=True)
        ):
            continue
        # or some other control if desired...
        workdays.append(day)
        workday_count += 1

print(f"Total Days: {workday_count} Total Hours: {workday_count*8} Hours")

for client in clients:
    print(f'{client}: {clients[client]}')
    totalClientHours += clients[client]

if totalClientHours != workday_count*8:
    print(f'Hours Mismatch: Calendar ({workday_count*8}) and Client ({totalClientHours})')
    exit(1)

totalmonth = 0
for day in workdays:
    daytotal = 0

    for client in clients.keys():
        if day not in report:
            report[day] = {}
        report[day][client] = math.trunc(clients[client] / workday_count)
        clients[client] -= report[day][client]
        daytotal += report[day][client]

    while daytotal < 8:
        clients[defaultClient] -= 1
        report[day][defaultClient] += 1
        daytotal += 1

    workday_count -= 1

for day in workdays:
    dow = datetime.date(year, month, day).strftime("%A")
    print(f"{dow:10} {day:2} {report[day]}")

for day in workdays:
    if day <= 15:
        month_begin += 8
    else:
        month_end += 8

print(f"\nHours Split:\n1st - 15th: {month_begin}\n16th - EOM: {month_end}\n")