some corrections

Author: NitkarshChourasia

1 File handle/File handle binary/question 1 (elegible for remedial, top marks).py

@@ -1,70 +1,67 @@
 """Amit is a monitor of class XII-A and he stored the record of all
-the students of his class in a file named “class.dat”.
+the students of his class in a file named “student_records.pkl”.
 Structure of record is [roll number, name, percentage]. His computer
 teacher has assigned the following duty to Amit
 
 Write a function remcount( ) to count the number of students who need
  remedial class (student who scored less than 40 percent)
+and find the top students of the class.
 
-
+We have to find weak students and bright students.
 """
 
-# also find no. of children who got top marks
+
+## Find bright students and weak students
+
+from dotenv import load_dotenv
+import os
+
+base = os.path.dirname(__file__)
+load_dotenv(os.path.join(base, ".env"))
+student_record = os.getenv("STUDENTS_RECORD_FILE")
 
 import pickle
+import logging
 
-# ! Making a generator would be lovely a fake data generator for testing purposes
-list = [
-    [1, "Ramya", 30],
-    [2, "vaishnavi", 60],
-    [3, "anuya", 40],
-    [4, "kamala", 30],
-    [5, "anuraag", 10],
-    [6, "Reshi", 77],
-    [7, "Biancaa.R", 100],
-    [8, "sandhya", 65],
-]
+# Define logger with info
+# import polar
 
-with open("class.dat", "ab") as F:
-    pickle.dump(list, F)
-    F.close()
+
+## ! Unoptimised rehne de abhi ke liye
 
 
 def remcount():
-    with open("class.dat", "rb") as F:
+    with open(student_record, "rb") as F:
         val = pickle.load(F)
         count = 0
+        weak_students = []
+        
 
-        for i in val:
-            if i[2] <= 40:
-                print(f"{i} eligible for remedial")
+        for student in val:
+            if student[2] <= 40:
+                print(f"{student} eligible for remedial")
+                weak_students.append(student)
                 count += 1
-        print(f"the total number of students are {count}")
-
-
-remcount()
+        print(f"the total number of weak students are {count}")
+        print(f"The weak students are {weak_students}")
 
 
+        # ! highest marks is the key here first marks
+        
 def firstmark():
-    with open("class.dat", "rb") as F:
+    with open(student_record, "rb") as F:
         val = pickle.load(F)
         count = 0
         main = [i[2] for i in val]
 
         top = max(main)
         print(top, "is the first mark")
 
-        F.seek(0)
         for i in val:
             if top == i[2]:
                 print(f"{i}\ncongrats")
                 count += 1
+        print("The total number of students who secured top marks are", count)
 
-        print("the total number of students who secured top marks are", count)
-
-
-firstmark()
-
-with open("class.dat", "rb") as F:
-    val = pickle.load(F)
-    print(val)
+remcount()
+firstmark()

1 File handle/File handle binary/search record in binary file.py

@@ -1,20 +1,20 @@
 # binary file to search a given record
 
 import pickle
+from dotenv import load_dotenv
 
-
-def binary_search():
-    with open("studrec.dat", "rb") as F:
+def search():
+    with open("student_records.pkl", "rb") as F:
         # your file path will be different
-        search = 0
+        search = True 
         rno = int(input("Enter the roll number of the student"))
 
         for i in pickle.load(F):
             if i[0] == rno:
                 print(f"Record found successfully\n{i}")
-                search = 1
+                search = False
 
-        if search == 0:
+        if search:
             print("Sorry! record not found")