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aaef24a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 | #!/usr/bin/env python
import datetime
import faker
import itertools
import random
import sqlite3
import sys
LOCALE = "es"
NUM_PERSONS = 6
DATE_START = datetime.date(2025, 9, 1)
DATE_END = datetime.date(2025, 12, 31)
DATE_DURATION = 7
NUM_MACHINES = 5
CREATE_PERSONS = """\
create table person(
person_id text not null primary key,
personal text not null,
family text not null,
supervisor_id text,
foreign key(supervisor_id) references person(person_id)
);
"""
INSERT_PERSONS = """\
insert into person values (:person_id, :personal, :family, :supervisor_id);
"""
CREATE_SURVEYS = """\
create table survey(
survey_id text not null primary key,
person_id text not null,
start_date text,
end_date text,
foreign key(person_id) references person(person_id)
);
"""
INSERT_SURVEYS = """\
insert into survey values(:survey_id, :person_id, :start, :end);
"""
CREATE_MACHINES = """\
create table machine(
machine_id text not null primary key,
machine_type text not null
);
"""
INSERT_MACHINES = """\
insert into machine values(:machine_id, :machine_type);
"""
CREATE_RATINGS = """\
create table rating(
person_id text not null,
machine_id text not null,
level integer,
foreign key(person_id) references person(person_id),
foreign key(machine_id) references machine(machine_id)
);
"""
INSERT_RATINGS = """\
insert into rating values(:person_id, :machine_id, :level);
"""
def main():
db_name = sys.argv[1]
seed = int(sys.argv[2])
random.seed(seed)
persons_counter = itertools.count()
next(persons_counter)
persons = gen_persons(NUM_PERSONS, persons_counter)
supers = gen_persons(int(NUM_PERSONS / 2), persons_counter)
for p in persons:
p["supervisor_id"] = random.choice(supers)["person_id"]
if len(supers) > 1:
supers[0]["supervisor_id"] = supers[-1]["person_id"]
surveys = gen_surveys(persons + supers[0:int(len(supers)/2)])
surveys[int(len(surveys)/2)]["start"] = None
cnx = sqlite3.connect(db_name)
cur = cnx.cursor()
everyone = persons + supers
random.shuffle(everyone)
cur.execute(CREATE_PERSONS)
cur.executemany(INSERT_PERSONS, everyone)
cur.execute(CREATE_SURVEYS)
cur.executemany(INSERT_SURVEYS, surveys)
machines = gen_machines()
cur.execute(CREATE_MACHINES)
cur.executemany(INSERT_MACHINES, machines)
ratings = gen_ratings(everyone, machines)
cur.execute(CREATE_RATINGS)
cur.executemany(INSERT_RATINGS, ratings)
cnx.commit()
cnx.close()
def gen_machines():
adjectives = "hydraulic rotary modular industrial automated".split()
nouns = "press conveyor generator actuator compressor".split()
machines = set()
while len(machines) < NUM_MACHINES:
candidate = f"{random.choice(adjectives)} {random.choice(nouns)}"
if candidate not in machines:
machines.add(candidate)
counter = itertools.count()
next(counter)
return [
{"machine_id": f"M{next(counter):04d}", "machine_type": m}
for m in machines
]
def gen_persons(num, counter):
fake = faker.Faker(LOCALE)
fake.seed_instance(random.randint(0, 1_000_000))
return [
{
"person_id": f"P{next(counter):03d}",
"personal": fake.first_name(),
"family": fake.last_name(),
"supervisor_id": None,
}
for _ in range(num)
]
def gen_ratings(persons, machines):
temp = {}
while len(temp) < int(len(persons) * len(machines) / 4):
p = random.choice(persons)["person_id"]
m = random.choice(machines)["machine_id"]
if (p, m) in temp:
continue
temp[(p, m)] = random.choice([None, 1, 2, 3])
return [
{"person_id": p, "machine_id": m, "level": v}
for ((p, m), v) in temp.items()
]
def gen_surveys(persons):
surveys = []
counter = itertools.count()
next(counter)
for person in persons:
person_id = person["person_id"]
start = DATE_START
while start <= DATE_END:
survey_id = f"S{next(counter):04d}"
end = start + datetime.timedelta(days=random.randint(1, DATE_DURATION))
surveys.append({
"survey_id": survey_id,
"person_id": person_id,
"start": start.isoformat(),
"end": end.isoformat() if end <= DATE_END else None
})
start = end + datetime.timedelta(days=random.randint(1, DATE_DURATION))
return surveys
if __name__ == "__main__":
main()
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