235 lines
8.4 KiB
Python
235 lines
8.4 KiB
Python
#!/usr/bin/python3
|
|
import random
|
|
import names
|
|
import math
|
|
import json
|
|
from prettytable import PrettyTable
|
|
from courses import courses, activeCourses
|
|
|
|
'''
|
|
I will be using python to test and
|
|
develop course selection / schedule
|
|
generation
|
|
|
|
this is honestly terrible code but
|
|
this is not an easy task for me to
|
|
do
|
|
|
|
Block 1-4 is first semester while
|
|
block 5-8 is second semester
|
|
'''
|
|
|
|
'''
|
|
schedule example:
|
|
schedule: {
|
|
"block1": "className",
|
|
"block2": "className",
|
|
"block3": "className",
|
|
"block4": "className"
|
|
"block5": "className",
|
|
"block6": "className",
|
|
"block7": "className",
|
|
"block8": "className"
|
|
}
|
|
'''
|
|
|
|
'''
|
|
running example:
|
|
running: {
|
|
"block1": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block2": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block3": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block4": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block5": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block6": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block7": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
|
|
"block8": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}}
|
|
}
|
|
'''
|
|
|
|
# Error 1: No classes in schedule can fit this student
|
|
# Error 2: No more room in schedule for another class
|
|
# Error 3: No more alternatives
|
|
|
|
|
|
err1, err2, err3 = 0,0,0
|
|
minReq, classCap, blockClassLimit = 18, 30, 15
|
|
mockStudents = []
|
|
running = {
|
|
"block1": {},
|
|
"block2": {},
|
|
"block3": {},
|
|
"block4": {},
|
|
"block5": {},
|
|
"block6": {},
|
|
"block7": {},
|
|
"block8": {}
|
|
}
|
|
|
|
|
|
# Generate n students for mock data
|
|
def generateMockStudents(n):
|
|
newStudent = {
|
|
"name": "Braeden Sowinski",
|
|
"requests": [], # list of class codes
|
|
"schedule": {
|
|
"block1": "",
|
|
"block2": "",
|
|
"block3": "",
|
|
"block4": "",
|
|
"block5": "",
|
|
"block6": "",
|
|
"block7": "",
|
|
"block8": ""
|
|
}
|
|
}
|
|
# Get list of random class choices with no repeats
|
|
# 8 primary choices, 2 secondary choices
|
|
courseSelection = random.sample(range(0, len(courses)), 10)
|
|
for courseNum in courseSelection:
|
|
newStudent["requests"].append(list(courses)[courseNum])
|
|
mockStudents.append(newStudent)
|
|
|
|
for _ in range(n):
|
|
newStudent = {
|
|
"name": names.get_full_name(),
|
|
"requests": [], # list of class codes
|
|
"schedule": {
|
|
"block1": "",
|
|
"block2": "",
|
|
"block3": "",
|
|
"block4": "",
|
|
"block5": "",
|
|
"block6": "",
|
|
"block7": "",
|
|
"block8": ""
|
|
}
|
|
}
|
|
# Get list of random class choices with no repeats
|
|
# 8 primary choices, 2 secondary choices
|
|
courseSelection = random.sample(range(0, len(courses)), 10)
|
|
for courseNum in courseSelection:
|
|
newStudent["requests"].append(list(courses)[courseNum])
|
|
mockStudents.append(newStudent)
|
|
|
|
|
|
def generateSchedule():
|
|
global err1, err2, err3
|
|
# Collect data and calculate schedules
|
|
for student in mockStudents:
|
|
# Tally class request
|
|
for request in student["requests"]:
|
|
courses[request]["totalrequests"] += 1
|
|
courses[request]["studentindexes"].append(mockStudents.index(student))
|
|
# Add course to active list if enough requests
|
|
if courses[request]["totalrequests"] > minReq and courses[request]["code"] not in activeCourses: activeCourses[courses[request]["code"]] = courses[request]
|
|
|
|
# This is just for data testing/visualizations
|
|
# calculate # of times to run class
|
|
# t = PrettyTable(["Class Name", "Class Runcount"])
|
|
# for i in range(len(activeCourses)):
|
|
# classRunCount = math.floor(activeCourses[list(activeCourses)[i]]["totalrequests"] / classCap)
|
|
# # If there is 18+ requests left, 1 more class could be run
|
|
# if (activeCourses[list(activeCourses)[i]]["totalrequests"] % classCap) > minReq: classRunCount += 1
|
|
# activeCourses[list(activeCourses)[i]]["classRunCount"] = classRunCount
|
|
# t.add_row([activeCourses[list(activeCourses)[i]]["code"], classRunCount])
|
|
# print(t)
|
|
|
|
for student in mockStudents:
|
|
alternateOffset = len(student["requests"])-8
|
|
for i in range(len(student["requests"])-alternateOffset): # Subtract x classes as they are alternatives
|
|
currentCourse = student["requests"][i]
|
|
generate = True
|
|
while generate:
|
|
# If class is allowed to run
|
|
if currentCourse in activeCourses:
|
|
blockIndex = 1
|
|
getFreeBlock = True
|
|
while getFreeBlock:
|
|
block = f"block{blockIndex}"
|
|
if currentCourse in running[block]:
|
|
if student["schedule"][block] == "": # Add student to class
|
|
if len(running[block][currentCourse]["students"]) < classCap:
|
|
running[block][currentCourse]["students"].append(student["name"])
|
|
student["schedule"][block] = courses[currentCourse]["name"]
|
|
getFreeBlock = False
|
|
else: # Find next available class or create new one
|
|
if blockIndex == 8: # No available classes
|
|
# print(f"\nError 1: No more available classes for student {student['name']}")
|
|
err1 += 1
|
|
getFreeBlock = False
|
|
else: blockIndex += 1
|
|
else:
|
|
if blockIndex == 8: # No available classes
|
|
# print(f"\nError 1: No more available classes for student {student['name']}")
|
|
err1 += 1
|
|
# Resort to alternative
|
|
getFreeBlock = False
|
|
else: blockIndex += 1
|
|
else:
|
|
if blockIndex == 8:
|
|
# Class does not exists
|
|
# Create new class in first available slot
|
|
blockNum = 1
|
|
while True:
|
|
newBlock = f"block{blockNum}"
|
|
if currentCourse not in running[newBlock] and len(running[newBlock]) < blockClassLimit:
|
|
if student["schedule"][newBlock] == "":
|
|
running[newBlock][currentCourse] = {
|
|
"name": courses[currentCourse]["name"],
|
|
"students": [student["name"]]
|
|
}
|
|
student["schedule"][newBlock] = courses[currentCourse]["name"]
|
|
break
|
|
else:
|
|
if blockNum == 8:
|
|
# No available classes
|
|
# print(f"\nError 1: No more available classes for student {student['name']}")
|
|
err1 += 1
|
|
# TODO: Resort to alternative
|
|
break
|
|
else: blockNum += 1
|
|
else:
|
|
if blockNum == 8:
|
|
# No room in school for more classes
|
|
# print(f"\nError 2: No more room in school for another class")
|
|
err2 += 1
|
|
break
|
|
else: blockNum += 1
|
|
break
|
|
else: blockIndex += 1
|
|
break
|
|
elif currentCourse not in activeCourses:
|
|
if alternateOffset == 0:
|
|
# TODO: No more alternatives, solve problem
|
|
# print("Error 3: No more alternatives")
|
|
err3 += 1
|
|
# How to solve?
|
|
generate = False
|
|
currentCourse = student["requests"][len(student["requests"])-alternateOffset]
|
|
alternateOffset -= 1
|
|
|
|
|
|
if __name__ == '__main__':
|
|
generateMockStudents(400)
|
|
generateSchedule()
|
|
|
|
print(f"Error 1: x{err1}")
|
|
print(f"Error 2: x{err2}")
|
|
print(f"Error 3: x{err3}")
|
|
print("\n\n")
|
|
|
|
### Displays the number of students in each class
|
|
# for block in running:
|
|
# print(f"\nBlock: {block}")
|
|
# print("=====================")
|
|
# for cl in running[block]:
|
|
# name = running[block][cl]["name"]
|
|
# students = len(running[block][cl]["students"])
|
|
# print(f"Class: {name} | Students: {students}")
|
|
|
|
with open("schedule.json", "w") as outfile:
|
|
json.dump(running, outfile, indent=2)
|
|
|
|
with open("students.json", "w") as outfile:
|
|
json.dump(mockStudents, outfile, indent=2) |