Ross
369 lines
11 KiB
Python
369 lines
11 KiB
Python
import datetime
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import os
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import sys
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import time
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from rota.shifts import NoWorkers, RotaBuilder, SingleShift, days
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sites = (
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"truro",
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"exeter",
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"torbay",
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"barnstaple",
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"plymouth",
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"taunton",
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"proc",
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)
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from rota.workers import (
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Worker,
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NotAvailableToWork,
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NonWorkingDays,
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WorkRequests,
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PreferenceNotToWork,
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OutOfProgramme,
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)
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suspend_on_finish = False
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solve = True
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# time_to_run = 508500
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# time_to_run = 2660000
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time_to_run = 100
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# allow = 5000
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ratio = 0.41
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# ratio = 0.9
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start_date = datetime.date(2023, 9, 4)
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# start_date = datetime.date(2023, 5, 1)
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# start_date = start_date + datetime.timedelta(weeks=13)
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# start_date = datetime.date(2022, 10, 10)
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Rota = RotaBuilder(
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start_date, weeks_to_rota=10, balance_offset_modifier=1, name="proc rota"
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)
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# Rota = RotaBuilder(start_date, weeks_to_rota=20, balance_offset_modifier=1)
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Rota.constraint_options["balance_weekends"] = True
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Rota.constraint_options["max_night_frequency"] = 3 # 3
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Rota.constraint_options["max_night_frequency_week_exclusions"] = []
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Rota.constraint_options["max_weekend_frequency"] = 2
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Rota.constraint_options["hard_constrain_pair_separation"] = True
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# Rota.constraint_options["avoid_st2_first_month"] = True
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Rota.add_shifts(
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SingleShift(
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sites=("exeter", "exeter twilights and weekends"),
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name="exeter_twilight",
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length=12.5,
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days=days[:5],
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balance_offset=4,
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constraint=[
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{
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"name": "max_shifts_per_week",
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"options": 2,
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}
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],
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),
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SingleShift(
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sites=("truro", "truro twilights"),
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name="truro_twilight",
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length=12.5,
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days=days[:4],
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balance_offset=4,
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),
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SingleShift(
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sites=("torbay", "torbay twilights"),
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name="torbay_twilight",
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length=12.5,
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days=days[:4],
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balance_offset=4,
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assign_as_block=True,
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),
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SingleShift(
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sites=("plymouth", "plymouth twilights", "plymouth twilights and weekends"),
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name="plymouth_twilight",
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length=12.5,
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days=days[:5],
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balance_offset=4,
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workers_required=1,
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constraint=[{"name": "max_shifts_per_week", "options": 2}],
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),
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SingleShift(
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sites=("exeter", "exeter twilights and weekends"),
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name="weekend_exeter",
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length=12.5,
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days=days[5:],
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balance_offset=3,
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rota_on_nwds=True,
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force_as_block=True,
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constraint=[{"name": "post", "options": 2}, {"name": "pre", "options": 2}],
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# constraint=[{"name": "pre", "options": 2}, {"name": "post", "options": 2},],
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),
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SingleShift(
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sites=("truro",),
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name="weekend_truro",
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length=12.5,
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days=days[4:],
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balance_offset=3,
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rota_on_nwds=True,
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force_as_block=True,
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constraint=[{"name": "pre", "options": 2}, {"name": "post", "options": 2}],
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# force_as_block_unless_nwd=True
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),
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SingleShift(
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sites=("torbay",),
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name="weekend_torbay",
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length=12.5,
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days=days[4:],
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balance_offset=3,
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rota_on_nwds=True,
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force_as_block=True,
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constraint=[{"name": "pre", "options": 2}, {"name": "post", "options": 2}],
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# force_as_block_unless_nwd=True
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),
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SingleShift(
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sites=("plymouth", "plymouth twilights and weekends"),
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name="weekend_plymouth1",
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length=8,
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days=days[5:],
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balance_offset=2.9,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=True,
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constraint=[{"name": "pre", "options": 2}, {"name": "post", "options": 2}],
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),
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SingleShift(
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sites=("plymouth", "plymouth twilights and weekends"),
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name="weekend_plymouth2",
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length=8,
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days=days[5:],
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balance_offset=2.9,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=True,
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constraint=[{"name": "pre", "options": 2}, {"name": "post", "options": 2}],
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),
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SingleShift(
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sites=("plymouth", "plymouth twilights", "plymouth twilights and weekends"),
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name="plymouth_bank_holidays",
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length=8,
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days=days[5:],
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balance_offset=1,
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workers_required=1,
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rota_on_nwds=True,
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force_as_block=False,
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bank_holidays_only=True,
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),
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SingleShift(
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sites=sites,
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name="night_weekday",
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length=12.25,
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days=days[:4],
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balance_offset=3.9,
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balance_weighting=1,
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# hard_constrain_shift=False,
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workers_required=3,
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force_as_block=True,
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rota_on_nwds=True,
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constraint=[
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{"name": "night"},
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{"name": "pre", "options": 2},
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{"name": "post", "options": 2},
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{"name": "require_remote_site_presence_week", "options": ("plymouth", 1)},
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{"name": "limit_grade_number", "options": {2: 1}},
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{"name": "minimum_grade_number", "options": (4, 1)},
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],
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),
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SingleShift(
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sites=(sites),
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name="night_weekend",
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length=12.25,
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days=days[4:],
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balance_offset=2.9,
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balance_weighting=1,
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# hard_constrain_shift=False,
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workers_required=3,
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force_as_block=True,
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rota_on_nwds=True,
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constraint=[
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{"name": "night"},
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{"name": "pre", "options": 2},
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{"name": "post", "options": 3},
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{"name": "require_remote_site_presence_week", "options": ("plymouth", 1)},
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{"name": "limit_grade_number", "options": {2: 1}},
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{"name": "minimum_grade_number", "options": (4, 1)},
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],
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),
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)
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# Rota.add_grade_constraint_by_week([2], [1, 2], ["night_weekday", "night_weekend"])
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load_leave = True
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Rota.build_shifts()
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# Rota.add_grade_constraint_by_week([2], [1], Rota.get_shift_names())
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if load_leave:
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import leave
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workers = leave.load_leave(Rota)
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n = 0
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for worker in workers:
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n = n + 1
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worker_name = worker
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w = workers[worker]
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site = w["site"]
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grade = w["grade"]
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try:
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fte = float(w["fte"]) * 100
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except ValueError:
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print(f"{worker} has invalid fte: {fte}")
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raise ValueError
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nwd = w["nwd"]
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end_date = w["end_date"]
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start_date = w["start_date"]
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oop = w["oop"]
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grade = w["grade"]
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pair = w["pair"]
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# name, site, grade, fte, nwd, end_date, oop, twi, twi_we, night, night_we, pw1, pw2, extra = row
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# Ignore trainees if fte == 0 (what are they doing here anyway)
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if fte == 0 or fte == "0" or fte == "":
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continue
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nwds = []
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if nwd:
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for i in nwd.split(","):
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nwd_start_date = Rota.start_date
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nwd_end_date = Rota.rota_end_date
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if "[" in i:
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print("Split nwd", worker_name, i)
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a, b = i.split("[")[1][:-1].split("-")
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print(f"{a=} {b=}")
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nwd_start_date = datetime.datetime.strptime(a, "%d/%m/%y").date()
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nwd_end_date = datetime.datetime.strptime(b, "%d/%m/%y").date()
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nwds.append(
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NonWorkingDays(
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day=i.split("[")[0].strip()[:3].capitalize(),
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start_date=nwd_start_date,
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end_date=nwd_end_date,
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)
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)
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# nwds = [i.strip()[:3].capitalize() for i in nwd.split("/")] if nwd else None
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end_date = end_date if end_date else None
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if oop:
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formatted_oops = []
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for dates in oop.split(","):
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s, e = dates.split("-")
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formatted_oops.append(
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{
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"start_date": datetime.datetime.strptime(
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s.strip(), "%d/%m/%y"
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).date(),
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"end_date": datetime.datetime.strptime(
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e.strip(), "%d/%m/%y"
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).date(),
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}
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)
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oop = formatted_oops
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else:
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oop = []
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print(f"{worker} OOP {oop}")
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previous_shifts = {}
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# if twi:
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# worked = twi.split(" ")[0]
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# allocated = twi.split(" ")[1][1:-1]
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# previous_shifts["{}_twilight".format(site.lower())] = (worked, allocated)
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# if twi_we:
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# worked = twi_we.split(" ")[0]
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# allocated = twi_we.split(" ")[1][1:-1]
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# previous_shifts["weekend_{}".format(site.lower())] = (worked, allocated)
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# if night:
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# worked = night.split(" ")[0]
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# allocated = night.split(" ")[1][1:-1]
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# previous_shifts["night_weekday".format(site.lower())] = (worked, allocated)
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# if night_we:
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# worked = night_we.split(" ")[0]
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# allocated = night_we.split(" ")[1][1:-1]
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# previous_shifts["night_weekend".format(site.lower())] = (worked, allocated)
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# if pw1:
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# worked = pw1.split(" ")[0]
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# allocated = pw1.split(" ")[1][1:-1]
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# previous_shifts["weekend_plymouth1"] = (worked, allocated)
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# if pw2:
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# worked = pw2.split(" ")[0]
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# allocated = pw2.split(" ")[1][1:-1]
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# previous_shifts["weekend_plymouth2"] = (worked, allocated)
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leave_requests = w["leave"]
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work_requests = w["requests"]
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site_pref = w["site_pref"]
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w = Worker(
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name=worker_name,
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site=site.lower(),
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grade=int(grade[2]),
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id=n,
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fte=int(fte),
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nwds=nwds,
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start_date=start_date,
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end_date=end_date,
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oop=oop,
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not_available_to_work=leave_requests,
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work_requests=work_requests,
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remote_site=site_pref,
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previous_shifts=previous_shifts,
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pair=pair,
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shift_balance_extra=w["shift_balance_extra"],
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bank_holiday_extra=w["bank_holiday_extra"],
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)
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print(w)
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Rota.add_worker(w)
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# Rota.build_workers()
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# Rota.build_model()
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solver_options = {"ratio": ratio, "seconds": time_to_run, "threads": 10}
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#start_time = time.time()
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Rota.build_and_solve(solver_options, export=True)
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# Rota.solve_shifts_by_block(solver_options, block_length=13)
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# Rota.solve_shifts_individually(solver_options)
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# Rota.solve_model(options=solver_options)
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#end_time = time.time()
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#print(f"Time taken {end_time-start_time}")
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# print(Rota.get_worker_details())
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# optimizer = SolverFactory('cbc')
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# result = optimizer.solve(prob,tee=True)
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# result.Solver.Status = SolverStatus.warning
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# prob.solutions.load_from(result)
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# ResultsHolder = RotaResults(Rota)
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# worker_timetable_brief = ResultsHolder.get_worker_timetable_brief(
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# show_prefs=False, show_unavailable=False
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# )
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#
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# print(worker_timetable_brief)
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#Rota.export_rota_to_html("proc_rota")
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# Rota.export_rota_to_csv("rota")
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if suspend_on_finish:
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os.system("systemctl suspend")
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