def create_courses(roster_data, keep_df=None):
"""
Create Course objects by doing one pass of roster file and using info from fields
StudentID, coursename, TeacherID. Based on the 'keeplist', determine whether a course in mandatry
Return data frame with new column that contains list of Course objects
"""
# Track courses (Course objects) that are created; will eventually be added to main roster dataframe
course_list = []
for ix, row in roster_data.iterrows():
# Info for the course
sid = row["StudentID"]
course = row["coursename"]
teachID = row["TeacherID"]
subject = row["subject"]
# Does Course already exist
exists = False
for course_obj in course_list:
course_name = course_obj.course_name
teach_id = course_obj.teacher_id
if course == course_name and teachID == teach_id:
course_obj.add(sid)
course_list.append(course_obj)
exists = True
break
# Continue if course existed
if exists:
continue
else:
# Check if there is a keep list and, if so, check if this course shoudl be listed as mandatory
keep = False
if isinstance(keep_df, pd.DataFrame):
if course in keep_df["coursename"].tolist() or subject in keep_df["subject"].tolist():
keep = True
# Create new course
new_course = Course(course, teachID, subject, keep)
new_course.add(sid)
course_list.append(new_course)
roster_data["Course"] = course_list
return roster_data
def decode_one_course(quarter, course: dict) -> Course:
'''
course = { 'coursename': 'xxx', 'formalname':'xxx', '_derived_classes': [dict] }
'''
current_course = Course(quarter, course['coursename'],
course['formalname'])
current_primary_class = None
if CourseDecoder.secondary_class_exists(course['_derived_classes']):
#print("secondary classes exist")
for derived_class in course['_derived_classes']:
if derived_class['Type'].upper() in PRIMARYCLASS_TYPE:
try:
current_primary_class = DerivedClass(
current_course, **derived_class)
current_course.add(current_primary_class)
except Exception as E:
if DEBUGGING: raise E
continue
elif derived_class['Type'].upper() in SECONDARYCLASS_TYPE:
try:
current_secondary_class = DerivedClass(
current_course, **derived_class)
current_primary_class.add(current_secondary_class)
except Exception as E:
if DEBUGGING: raise E
continue
else:
raise DecodeCourseError(
'Unrecognized Class Type : class with type {} in course {}??'
.format(derived_class['Type'], current_course.name()))
else:
for derived_class in course['_derived_classes']:
current_course.add(
DerivedClass(current_course, **derived_class))
return current_course
def main():
#testing out the course class
ACIT2515 = Course("ACIT2515", "12345", "Computing", "CIT")
ACIT2515.add("A01048668")
ACIT2515.add("A00000001")
ACIT2515.add("A00000002")
ACIT2515.remove("A01048668")
if (ACIT2515.check("A01048668") == False):
print("I should be enrolled in ACIT 2515")
ACIT2515.details()
ACIT2520 = Course("ACIT2520", "54321", "Computing", "CIT")
ACIT2520.add("A01048668")
ACIT2520.add("A00000001")
ACIT2520.add("A00000002")
ACIT2520.add("A00000003")
ACIT2520.add("A00000004")
ACIT2520.remove("A00000001")
ACIT2520.remove("A00000002")
ACIT2520.remove("A00000003")
ACIT2520.add("A01048668")
ACIT2520.details()
MATH1350 = Course("MATH1350", "11111", "Mathematics", "CIT")
MATH1350.details()
