better file names
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#!/usr/bin/env python3
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from util.courses import mockCourses, activeCourses # Fake courses
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from util.mockStudents import generateMockStudents # Generate fake students
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import json
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'''
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Block 1-4 is first semester while
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block 5-8 is second semester
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'''
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'''
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schedule example:
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schedule: {
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"block1": "className",
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"block2": "className",
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"block3": "className",
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"block4": "className"
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"block5": "className",
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"block6": "className",
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"block7": "className",
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"block8": "className"
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}
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'''
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'''
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running example:
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running: {
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"block1": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block2": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block3": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block4": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block5": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block6": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block7": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}},
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"block8": {classCode:{"className":name,"students":[student Name]},classCode:{"className":name,"students":[student Name]}}
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}
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'''
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# Error 1: No classes in schedule can fit this student
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# Error 2: No more room in schedule for another class
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minReq, median, classCap, blockClassLimit = 18, 24, 30, 12
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activeCourses = {}
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running = {
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"block1": {},
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"block2": {},
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"block3": {},
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"block4": {},
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"block5": {},
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"block6": {},
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"block7": {},
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"block8": {}
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}
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# Currently V1 has an average of 9.4% success rate, with an avverage of 90.6% error rate
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def generateScheduleV1(mockStudents, mockCourses):
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# Collect data and calculate schedules
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for student in mockStudents:
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# Tally class request
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for request in student["requests"]:
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mockCourses[request]["totalrequests"] += 1
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mockCourses[request]["studentindexes"].append(mockStudents.index(student))
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# Add course to active list if enough requests
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if mockCourses[request]["totalrequests"] > minReq and mockCourses[request]["code"] not in activeCourses: activeCourses[mockCourses[request]["code"]] = mockCourses[request]
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for student in mockStudents:
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alternateOffset = len(student["requests"])-8
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alternateIndex = 8
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for i in range(len(student["requests"])-alternateOffset): # Subtract x classes as they are alternatives
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currentCourse = student["requests"][i]
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generate = True
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while generate:
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# If class is allowed to run
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if currentCourse in activeCourses:
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blockIndex = 1
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courseNum = 1
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getFreeBlock = True
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while getFreeBlock:
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block = f"block{blockIndex}"
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cname = f"{mockCourses[currentCourse]['name']}-{courseNum}"
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if cname in running[block]:
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if student["schedule"][block] == "": # Add student to class
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if len(running[block][cname]["students"]) < classCap:
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running[block][cname]["students"].append(student["name"])
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student["schedule"][block] = cname
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getFreeBlock = False
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else: # Find next available class or create new one
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if blockIndex == 8: # No available classes
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if len(student["requests"]) == 8:
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# This student never had any alternatives
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# How to solve?
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# print(f"\nError 1: No more available classes for student {student['name']}")
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generate = False
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else:
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if alternateIndex <= (len(student["requests"]) - 1):
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currentCourse = student["requests"][alternateIndex]
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alternateIndex += 1
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else: # No more alterantive
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# print(f"\nError 1: No more available classes for student {student['name']}")
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generate = False
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getFreeBlock = False
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else:
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if (mockCourses[currentCourse]["teachers"] - courseNum) > 0:
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courseNum += 1
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else:
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blockIndex += 1
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courseNum = 1
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else:
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if blockIndex == 8: # No available classes
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if len(student["requests"]) == 8:
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# This student never had any alternatives
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# How to solve?
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# print(f"\nError 1: No more available classes for student {student['name']}")
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err1 += 1
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generate = False
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else:
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if alternateIndex <= (len(student["requests"]) - 1):
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currentCourse = student["requests"][alternateIndex]
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alternateIndex += 1
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else: # No more alternatives
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# print(f"\nError 1: No more available classes for student {student['name']}")
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generate = False
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getFreeBlock = False
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else:
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blockIndex += 1
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courseNum = 1
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else:
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if blockIndex == 8:
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# Class does not exists
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# Create new class in first available slot
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blockNum = 1
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while True:
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newBlock = f"block{blockNum}"
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if cname not in running[newBlock] and len(running[newBlock]) < blockClassLimit:
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if student["schedule"][newBlock] == "": # Add student to class
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running[newBlock][cname] = {
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"name": mockCourses[currentCourse]["name"],
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"students": [student["name"]]
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}
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student["schedule"][newBlock] = cname
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break
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else:
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if blockNum == 8:
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# All student classes have been filled
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break
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else:
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blockNum += 1
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courseNum = 1
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else:
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if blockNum == 8:
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# No room in school for more classes
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# print(f"\nError 2: No more room in school for another class")
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break
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else:
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if (mockCourses[currentCourse]["teachers"] - courseNum) > 0:
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courseNum += 1
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else:
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blockNum += 1
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courseNum = 1
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break
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else:
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blockIndex += 1
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courseNum = 1
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break
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elif currentCourse not in activeCourses:
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if len(student["requests"]) == 8:
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# This student never had any alternatives
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# How to solve?
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# print(f"\nError 1: No more available classes for student {student['name']}")
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generate = False
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else:
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if alternateIndex <= (len(student["requests"]) - 1):
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currentCourse = student["requests"][alternateIndex]
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alternateIndex += 1
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else: # Out of alternatives
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# print(f"\nError 1: No more available classes for student {student['name']}")
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generate = False
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return running
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if __name__ == '__main__':
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print("Processing...")
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mockStudents = generateMockStudents(400)
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timetable = {}
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timetable["Version"] = 1
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timetable["timetable"] = generateScheduleV1(mockStudents, mockCourses)
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with open("../output/timetable.json", "w") as outfile:
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json.dump(timetable, outfile, indent=2)
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print("Done")
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