Follow few pylint conventions

accounts/views.py

@@ -6,14 +6,11 @@ from django.contrib.auth import update_session_auth_hash
 from django.views.generic import CreateView, ListView
 from django.db.models import Q
 from django.utils.decorators import method_decorator
-from django.contrib.auth.forms import (
+from django.contrib.auth.forms import PasswordChangeForm
-    PasswordChangeForm,
+from app.models import Session, Semester
-)
-
-from .decorators import admin_required
 from course.models import Course
 from result.models import TakenCourse
-from app.models import Session, Semester
+from .decorators import admin_required
 from .forms import StaffAddForm, StudentAddForm, ProfileUpdateForm, ParentAddForm
 from .models import User, Student, Parent
 

course/forms.py

@@ -1,13 +1,7 @@
 from django import forms
-from django.db import transaction
-from django.conf import settings
-from django.contrib.auth.models import User
-
 from accounts.models import User
 from .models import Program, Course, CourseAllocation, Upload, UploadVideo
 
-# User = settings.AUTH_USER_MODEL
-
 
 class ProgramForm(forms.ModelForm):
     class Meta:

course/models.py

@@ -41,13 +41,13 @@ SEMESTER = (
 
 class ProgramManager(models.Manager):
     def search(self, query=None):
-        qs = self.get_queryset()
+        queryset = self.get_queryset()
         if query is not None:
             or_lookup = Q(title__icontains=query) | Q(summary__icontains=query)
-            qs = qs.filter(
+            queryset = queryset.filter(
                 or_lookup
             ).distinct()  # distinct() is often necessary with Q lookups
-        return qs
+        return queryset
 
 
 class Program(models.Model):
@@ -65,7 +65,7 @@ class Program(models.Model):
 
 class CourseManager(models.Manager):
     def search(self, query=None):
-        qs = self.get_queryset()
+        queryset = self.get_queryset()
         if query is not None:
             or_lookup = (
                 Q(title__icontains=query)
@@ -73,10 +73,10 @@ class CourseManager(models.Manager):
                 | Q(code__icontains=query)
                 | Q(slug__icontains=query)
             )
-            qs = qs.filter(
+            queryset = queryset.filter(
                 or_lookup
             ).distinct()  # distinct() is often necessary with Q lookups
-        return qs
+        return queryset
 
 
 class Course(models.Model):
@@ -169,15 +169,15 @@ class Upload(models.Model):
         ext = str(self.file).split(".")
         ext = ext[len(ext) - 1]
 
-        if ext == "doc" or ext == "docx":
+        if ext in ("doc", "docx"):
             return "word"
         elif ext == "pdf":
             return "pdf"
-        elif ext == "xls" or ext == "xlsx":
+        elif ext in ("xls", "xlsx"):
             return "excel"
-        elif ext == "ppt" or ext == "pptx":
+        elif ext in ("ppt", "pptx"):
             return "powerpoint"
-        elif ext == "zip" or ext == "rar" or ext == "7zip":
+        elif ext in ("zip", "rar", "7zip"):
             return "archive"
 
     def delete(self, *args, **kwargs):

quiz/admin.py

@@ -9,7 +9,7 @@ from .models import (
     Question,
     MCQuestion,
     Choice,
-    Essay_Question,
+    EssayQuestion,
     Sitting,
 )
 
@@ -89,5 +89,5 @@ class EssayQuestionAdmin(admin.ModelAdmin):
 admin.site.register(Quiz, QuizAdmin)
 admin.site.register(MCQuestion, MCQuestionAdmin)
 admin.site.register(Progress, ProgressAdmin)
-admin.site.register(Essay_Question, EssayQuestionAdmin)
+admin.site.register(EssayQuestion, EssayQuestionAdmin)
 admin.site.register(Sitting)

quiz/models.py

@@ -540,7 +540,7 @@ class Choice(models.Model):
         verbose_name_plural = _("Choices")
 
 
-class Essay_Question(Question):
+class EssayQuestion(Question):
     def check_if_correct(self, guess):
         return False
 

quiz/views.py

@@ -1,6 +1,4 @@
-import random
+from django.contrib.auth.decorators import login_required
-
-from django.contrib.auth.decorators import login_required, permission_required
 from django.core.exceptions import PermissionDenied
 from django.shortcuts import get_object_or_404, render, redirect
 from django.utils.decorators import method_decorator
@@ -11,18 +9,20 @@ from django.views.generic import (
     FormView,
     CreateView,
     FormView,
-    DeleteView,
     UpdateView,
 )
 from django.contrib import messages
-from django.urls import reverse_lazy
 from django.db import transaction
-from django.forms import inlineformset_factory
-from django.http import HttpResponseRedirect
 
-from accounts.decorators import student_required, lecturer_required
+from accounts.decorators import lecturer_required
-from .models import *
+from .models import Course, Progress, Sitting, EssayQuestion, Quiz, MCQuestion, Question
-from .forms import *
+from .forms import (
+    QuizAddForm,
+    MCQuestionForm,
+    MCQuestionFormSet,
+    QuestionForm,
+    EssayForm,
+)
 
 
 @method_decorator([login_required, lecturer_required], name="dispatch")
@@ -173,7 +173,7 @@ class QuizUserProgressView(TemplateView):
 
     def get_context_data(self, **kwargs):
         context = super(QuizUserProgressView, self).get_context_data(**kwargs)
-        progress, c = Progress.objects.get_or_create(user=self.request.user)
+        progress, _ = Progress.objects.get_or_create(user=self.request.user)
         context["cat_scores"] = progress.list_all_cat_scores
         context["exams"] = progress.show_exams()
         context["exams_counter"] = progress.show_exams().count()
@@ -275,7 +275,7 @@ class QuizTake(FormView):
         self.question = self.sitting.get_first_question()
         self.progress = self.sitting.progress()
 
-        if self.question.__class__ is Essay_Question:
+        if self.question.__class__ is EssayQuestion:
             form_class = EssayForm
         else:
             form_class = self.form_class
@@ -308,7 +308,7 @@ class QuizTake(FormView):
         return context
 
     def form_valid_user(self, form):
-        progress, c = Progress.objects.get_or_create(user=self.request.user)
+        progress, _ = Progress.objects.get_or_create(user=self.request.user)
         guess = form.cleaned_data["answers"]
         is_correct = self.question.check_if_correct(guess)
 

result/models.py

@@ -2,7 +2,7 @@ from django.db import models
 from django.urls import reverse
 
 from accounts.models import Student
-from app.models import Session, Semester
+from app.models import Semester
 from course.models import Course
 
 YEARS = (
@@ -34,29 +34,29 @@ SEMESTER = (
     (THIRD, "Third"),
 )
 
-A_plus = "A+"
+A_PLUS = "A+"
 A = "A"
-A_minus = "A-"
+A_MINUS = "A-"
-B_plus = "B+"
+B_PLUS = "B+"
 B = "B"
-B_minus = "B-"
+B_MINUS = "B-"
-C_plus = "C+"
+C_PLUS = "C+"
 C = "C"
-C_minus = "C-"
+C_MINUS = "C-"
 D = "D"
 F = "F"
 NG = "NG"
 
 GRADE = (
-    (A_plus, "A+"),
+    (A_PLUS, "A+"),
     (A, "A"),
-    (A_minus, "A-"),
+    (A_MINUS, "A-"),
-    (B_plus, "B+"),
+    (B_PLUS, "B+"),
     (B, "B"),
-    (B_minus, "B-"),
+    (B_MINUS, "B-"),
-    (C_plus, "C+"),
+    (C_PLUS, "C+"),
     (C, "C"),
-    (C_minus, "C-"),
+    (C_MINUS, "C-"),
     (D, "D"),
     (F, "F"),
     (NG, "NG"),
@@ -72,21 +72,6 @@ COMMENT = (
 
 
 class TakenCourseManager(models.Manager):
-    def new_or_get(self, request):
-        cart_id = request.session.get("cart_id", None)
-        qs = self.get_queryset().filter(id=cart_id)
-        if qs.count() == 1:
-            new_obj = False
-            cart_obj = qs.first()
-            if request.user.is_authenticated() and cart_obj.user is None:
-                cart_obj.user = request.user
-                cart_obj.save()
-        else:
-            cart_obj = Cart.objects.new(user=request.user)
-            new_obj = True
-            request.session["cart_id"] = cart_obj.id
-        return cart_obj, new_obj
-
     def new(self, user=None):
         user_obj = None
         if user is not None:
@@ -132,23 +117,23 @@ class TakenCourse(models.Model):
         # total = self.get_total(assignment=assignment, mid_exam=mid_exam, quiz=quiz, attendance=attendance, final_exam=final_exam)
         # total = total
         if total >= 90:
-            grade = A_plus
+            grade = A_PLUS
         elif total >= 85:
             grade = A
         elif total >= 80:
-            grade = A_minus
+            grade = A_MINUS
         elif total >= 75:
-            grade = B_plus
+            grade = B_PLUS
         elif total >= 70:
             grade = B
         elif total >= 65:
-            grade = B_minus
+            grade = B_MINUS
         elif total >= 60:
-            grade = C_plus
+            grade = C_PLUS
         elif total >= 55:
             grade = C
         elif total >= 50:
-            grade = C_minus
+            grade = C_MINUS
         elif total >= 45:
             grade = D
         elif total < 45:
@@ -172,23 +157,23 @@ class TakenCourse(models.Model):
         # point = 0
         # for i in student:
         credit = self.course.credit
-        if self.grade == A_plus:
+        if self.grade == A_PLUS:
             point = 4
         elif self.grade == A:
             point = 4
-        elif self.grade == A_minus:
+        elif self.grade == A_MINUS:
             point = 3.75
-        elif self.grade == B_plus:
+        elif self.grade == B_PLUS:
             point = 3.5
         elif self.grade == B:
             point = 3
-        elif self.grade == B_minus:
+        elif self.grade == B_MINUS:
             point = 2.75
-        elif self.grade == C_plus:
+        elif self.grade == C_PLUS:
             point = 2.5
         elif self.grade == C:
             point = 2
-        elif self.grade == C_minus:
+        elif self.grade == C_MINUS:
             point = 1.75
         elif self.grade == D:
             point = 1
@@ -208,23 +193,23 @@ class TakenCourse(models.Model):
         point = 0
         for i in student:
             credit = i.course.credit
-            if i.grade == A_plus:
+            if i.grade == A_PLUS:
                 point = 4
             elif i.grade == A:
                 point = 4
-            elif i.grade == A_minus:
+            elif i.grade == A_MINUS:
                 point = 3.75
-            elif i.grade == B_plus:
+            elif i.grade == B_PLUS:
                 point = 3.5
             elif i.grade == B:
                 point = 3
-            elif i.grade == B_minus:
+            elif i.grade == B_MINUS:
                 point = 2.75
-            elif i.grade == C_plus:
+            elif i.grade == C_PLUS:
                 point = 2.5
             elif i.grade == C:
                 point = 2
-            elif i.grade == C_minus:
+            elif i.grade == C_MINUS:
                 point = 1.75
             elif i.grade == D:
                 point = 1
@@ -242,10 +227,10 @@ class TakenCourse(models.Model):
         previousResult = Result.objects.filter(
             student__id=self.student.id, level__lt=self.student.level
         )
-        previousCGPA = 0
+        previous_cgpa = 0
         for i in previousResult:
             if i.cgpa is not None:
-                previousCGPA += i.cgpa
+                previous_cgpa += i.cgpa
         cgpa = 0
         if str(current_semester) == SECOND:
             first_sem_gpa = 0.0
@@ -269,22 +254,22 @@ class TakenCourse(models.Model):
             taken_courses = TakenCourse.objects.filter(
                 student=self.student, student__level=self.student.level
             )
-            TCC = 0
+            taken_course_credits = 0
-            TCP = 0
+            taken_course_points = 0
             for i in taken_courses:
-                TCP += float(i.point)
+                taken_course_points += float(i.point)
             for i in taken_courses:
-                TCC += int(i.course.credit)
+                taken_course_credits += int(i.course.credit)
             # cgpa = (first_sem_gpa + sec_sem_gpa) / 2
 
-            print("TCP = ", TCP)
+            print("taken_course_points = ", taken_course_points)
-            print("TCC = ", TCC)
+            print("taken_course_credits = ", taken_course_credits)
             print("first_sem_gpa = ", first_sem_gpa)
             print("sec_sem_gpa = ", sec_sem_gpa)
-            print("cgpa = ", round(TCP / TCC, 2))
+            print("cgpa = ", round(taken_course_points / taken_course_credits, 2))
 
             try:
-                cgpa = TCP / TCC
+                cgpa = taken_course_points / taken_course_credits
                 return round(cgpa, 2)
             except ZeroDivisionError:
                 return 0

result/views.py

@@ -1,20 +1,11 @@
-from django.shortcuts import render, redirect, get_object_or_404
+from django.shortcuts import render, get_object_or_404
 from django.contrib import messages
 from django.http import HttpResponseRedirect
 from django.urls import reverse_lazy
 from django.conf import settings
 from django.contrib.auth.decorators import login_required
-from django.core.paginator import Paginator
-
-from accounts.models import User, Student
-from app.models import Session, Semester
-from course.models import Course
-from accounts.decorators import lecturer_required, student_required
-from .models import TakenCourse, Result
-
-# pdf
 from django.core.files.storage import FileSystemStorage
-from django.http import HttpResponse, JsonResponse
+from django.http import HttpResponse
 
 from reportlab.platypus import (
     SimpleDocTemplate,
@@ -23,14 +14,19 @@ from reportlab.platypus import (
     Table,
     TableStyle,
     Image,
-    LongTable,
 )
-from reportlab.lib.styles import getSampleStyleSheet, black, ParagraphStyle
+from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
 from reportlab.lib.enums import TA_JUSTIFY, TA_LEFT, TA_CENTER, TA_RIGHT
 from reportlab.platypus.tables import Table
 from reportlab.lib.units import inch
 from reportlab.lib import colors
-from .models import *
+
+from accounts.models import Student
+from app.models import Session, Semester
+from course.models import Course
+from accounts.decorators import lecturer_required, student_required
+from .models import TakenCourse, Result, FIRST, SECOND
+
 
 cm = 2.54
 
@@ -42,15 +38,16 @@ cm = 2.54
 @lecturer_required
 def add_score(request):
     """
-    Shows a page where a lecturer will select a course allocated to him for score entry.
+    Shows a page where a lecturer will select a course allocated
-    in a specific semester and session
+    to him for score entry. in a specific semester and session
-
     """
     current_session = Session.objects.get(is_current_session=True)
     current_semester = get_object_or_404(
         Semester, is_current_semester=True, session=current_session
     )
-    # semester = Course.objects.filter(allocated_course__lecturer__pk=request.user.id, semester=current_semester)
+    # semester = Course.objects.filter(
+    # allocated_course__lecturer__pk=request.user.id,
+    # semester=current_semester)
     courses = Course.objects.filter(
         allocated_course__lecturer__pk=request.user.id
     ).filter(semester=current_semester)
@@ -66,8 +63,8 @@ def add_score(request):
 @lecturer_required
 def add_score_for(request, id):
     """
-    Shows a page where a lecturer will add score for students that are taking courses allocated to him
+    Shows a page where a lecturer will add score for students that
-    in a specific semester and session
+    are taking courses allocated to him in a specific semester and session
     """
     current_session = Session.objects.get(is_current_session=True)
     current_semester = get_object_or_404(
@@ -81,9 +78,11 @@ def add_score_for(request, id):
         # myclass = Class.objects.get(lecturer__pk=request.user.id)
         # myclass = get_object_or_404(Class, lecturer__pk=request.user.id)
 
-        # students = TakenCourse.objects.filter(course__allocated_course__lecturer__pk=request.user.id).filter(
+        # students = TakenCourse.objects.filter(
-        #     course__id=id).filter(student__allocated_student__lecturer__pk=request.user.id).filter(
+        # course__allocated_course__lecturer__pk=request.user.id).filter(
-        #         course__semester=current_semester)
+        #  course__id=id).filter(
+        #  student__allocated_student__lecturer__pk=request.user.id).filter(
+        #  course__semester=current_semester)
         students = (
             TakenCourse.objects.filter(
                 course__allocated_course__lecturer__pk=request.user.id
@@ -186,12 +185,14 @@ def add_score_for(request, id):
                 )
 
             # try:
-            #     a = Result.objects.get(student=student.student, semester=current_semester, level=student.student.level)
+            #     a = Result.objects.get(student=student.student,
+            # semester=current_semester, level=student.student.level)
             #     a.gpa = gpa
             #     a.cgpa = cgpa
             #     a.save()
             # except:
-            #     Result.objects.get_or_create(student=student.student, gpa=gpa, semester=current_semester, level=student.student.level)
+            #     Result.objects.get_or_create(student=student.student, gpa=gpa,
+            # semester=current_semester, level=student.student.level)
 
         messages.success(request, "Successfully Recorded! ")
         return HttpResponseRedirect(reverse_lazy("add_score_for", kwargs={"id": id}))
@@ -723,7 +724,8 @@ def course_registration_form(request):
     has been duly registered for the <b>"
         + student.level
         + " level </b> of study in the department\
-    of COMPUTER SICENCE & ENGINEERING and that the courses and credits registered are as approved by the senate of the University"
+    of COMPUTER SICENCE & ENGINEERING and that the courses and credits \
+    registered are as approved by the senate of the University"
     )
     certification_text = Paragraph(certification_text, certification)
     Story.append(certification_text)

search/views.py

@@ -1,39 +1,5 @@
-# from django.shortcuts import render
-# from django.views.generic import ListView
-# from app.models import NewsAndEvents
-
-
-# class SearchNewsAndEventsView(ListView):
-#     template_name = "search/search_view.html"
-
-#     def get_context_data(self, *args, **kwargs):
-#         context = super(SearchNewsAndEventsView, self).get_context_data(*args, **kwargs)
-#         query = self.request.GET.get('q')
-#         context['query'] = query
-#         context['obj_counter'] = NewsAndEvents.objects.search(query).count()
-#         # SearchQuery.objects.create(query=query)
-#         return context
-
-#     def get_queryset(self, *args, **kwargs):
-#         request = self.request
-#         method_dict = request.GET
-#         query = method_dict.get('q', None) # method_dict['q']
-#         if query is not None:
-#             return NewsAndEvents.objects.search(query)
-#         return NewsAndEvents.objects.all()
-#         '''
-#         __icontains = field contains this
-#         __iexact = fields is exactly this
-#         '''
-
-
-# search.views.py
 from itertools import chain
 from django.views.generic import ListView
-
-from django.db.models import Q
-
-from accounts.models import User, Student
 from app.models import NewsAndEvents
 from course.models import Program, Course
 from quiz.models import Quiz
@@ -64,7 +30,9 @@ class SearchView(ListView):
             queryset_chain = chain(
                 news_events_results, program_results, course_results, quiz_results
             )
-            qs = sorted(queryset_chain, key=lambda instance: instance.pk, reverse=True)
+            queryset = sorted(
-            self.count = len(qs)  # since qs is actually a list
+                queryset_chain, key=lambda instance: instance.pk, reverse=True
-            return qs
+            )
+            self.count = len(queryset)  # since queryset is actually a list
+            return queryset
         return NewsAndEvents.objects.none()  # just an empty queryset as default