student_marksheet

01_mark.py

# Get the marks of a student and print the result based on the marks.
# getting input, print, functions, conditionals
def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

name = input("Enter the student's name: ")
marks = int(input(f"Enter marks for subject {i + 1}: "))
result = pass_or_fail(marks)
print(result)

02_mark.py

# Get the marks of a student and print the result and grade based on the marks.
# if-elif-else

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

name = input("Enter the student's name: ")
marks = int(input(f"Enter marks for subject: "))
result = pass_or_fail(marks)
print("Result:",result)
grade = get_grade(marks)
print("Grade:",grade)

03_mark.py

# Get the marks of a student in 6 subjects and print the result and grade
# loops

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

name = input("Enter the student's name: ")
for i in range(6):
    marks = int(input(f"Enter marks for subject {i + 1}: "))
    status = pass_or_fail(marks)
    print(status)
    grade = get_grade(marks)
    print(grade)
    

04_mark.py

# Get the marks of a student in 6 subjects and print the result and grade
# list, string formatting

marklist = []

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

name = input("Enter the student's name: ")
for i in range(6):
    mark = int(input(f"Enter marks for subject {i + 1}: "))
    marklist.append(mark)

print(f"\nMarksheet for {name}")
print(f"--------------------------------")
print(f"Marks \t Status \t Grade")
for mark in marklist:
    status = pass_or_fail(mark)
    grade = get_grade(mark)
#    print(f"Marks: {mark}, Status: {status}, Grade: {grade}")
    print(f"{mark} \t {status} \t\t {grade}")
    

05a_mark.py

# Print the subject name as well for the marksheet
# difficulty of having subjects in a list

marklist = []
subjects = ["Math", "English", "Tamil", "Physics", "Chemistry" "Computer Science"]

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

name = input("Enter the student's name: ")
for subject in subjects:
    mark = int(input(f"Enter marks for subject {subject}: "))
    marklist.append(mark)

print(f"\nMarksheet for {name}")
print(f"--------------------------------")
print(f"Marks \t Status \t Grade")
for mark in marklist:
    status = pass_or_fail(mark)
    grade = get_grade(mark)
#    print(f"Marks: {mark}, Status: {status}, Grade: {grade}")
    print(f"{mark} \t {status} \t\t {grade}")
    

05b_mark.py

# Use dictionary for storing marks
# dictionary with key as string and value as number, formatting, functions returning values
# Example:
# marklist = {
#     "Math": 60,
#     "English": 70,  
#     "Tamil": 50,
#     "Physics": 60,  
#     "Chemistry": 40,
#     "Computer": 80
# }

marklist = {}

subjects = ["Math", "English", "Tamil", "Physics", "Chemistry", "Computer"]

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

def print_header(name):
    print(f"\nMarksheet for {name}")
    print("-" * 50)
    print("Subject".ljust(15) + "Marks".rjust(8) + "  " + "Status".center(10) + "  " + "Grade".center(10))
    print("-" * 50)

def get_input():
    name = input("Enter the student's name: ")
    for subject in subjects:
        mark = int(input(f"Enter marks for subject {subject}: "))
        marklist[subject] = mark
    return name, marklist

def print_marks(marklist):
    for subject, mark in marklist.items():
        status = pass_or_fail(mark)
        grade = get_grade(mark)
        print(subject.ljust(15) + str(mark).rjust(8) + "  " + status.center(10) + "  " + grade.center(10))


name, marklist = get_input()
print_header(name)
print_marks(marklist)

06_mark.py

# Exercise: Find overall result and print it at the end of the marksheet.
# global variable

result = "Pass" # default result
subjects = ["Math", "English", "Tamil", "Physics", "Chemistry", "Computer"]

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

def print_header(name):
    print(f"\nMarksheet for {name}")
    print("-" * 50)
    print("Subject".ljust(15) + "Marks".rjust(8) + "  " + "Status".center(10) + "  " + "Grade".center(10))
    print("-" * 50)

def get_input():
    marklist = {}
    name = input("Enter the student's name: ")
    for subject in subjects:
        mark = int(input(f"Enter marks for subject {subject}: "))
        marklist[subject] = mark
    return name, marklist

def print_marks(marklist):
    global result
    for subject, mark in marklist.items():
        status = pass_or_fail(mark)
        if status == "Fail":
            result = "Fail"
        grade = get_grade(mark)
        print(subject.ljust(15) + str(mark).rjust(8) + "  " + status.center(10) + "  " + grade.center(10))

name, marklist = get_input()
print_header(name)
print_marks(marklist)
print("-" * 50)
print(f"\nOverall Result: {result}\n")

07_mark.py

# Get marks for multiple students
# dictionary with key as string and value as dictionary
#
# Example:
# all_students = {
#     "Alice": {"Math": 85, "English": 78, "Tamil": 90, "Physics": 88, "Chemistry": 92, "Computer": 95},
#     "Bob": {"Math": 45, "English": 55, "Tamil": 60, "Physics": 50, "Chemistry": 70, "Computer": 65},
#     "Charlie": {"Math": 95, "English": 88, "Tamil": 92, "Physics": 85, "Chemistry": 90, "Computer": 80}
# }

all_students = {}
subjects = ["Math", "English", "Tamil", "Physics", "Chemistry", "Computer"]

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

def print_header(name):
    print(f"\nMarksheet for {name}")
    print("-" * 50)
    print("Subject".ljust(15) + "Marks".rjust(8) + "  " + "Status".center(10) + "  " + "Grade".center(10))
    print("-" * 50)

def get_input():
    class_strength = int(input("Enter the number of students: "))
    for i in range(class_strength):
        marklist = {}
        name = input(f"Enter the name of student {i + 1}: ")
        for subject in subjects:
            mark = int(input(f"Enter marks for subject {subject}: "))
            marklist[subject] = mark
        all_students[name] = marklist

def print_marks():
    global result
    for subject, mark in marklist.items():
        status = pass_or_fail(mark)
        if status == "Fail":
            result = "Fail"
        grade = get_grade(mark)
        print(subject.ljust(15) + str(mark).rjust(8) + "  " + status.center(10) + "  " + grade.center(10))
    
    
get_input()
for name, marklist in all_students.items():
    result = "Pass" 
    print_header(name)
    print_marks()
    print("-" * 50)
    print(f"\nOverall Result: {result}\n")

08_mark.py

# Get marks from the csv file
# read a csv file
import csv

all_students = {}
subjects = ["Math", "English", "Tamil", "Physics", "Chemistry", "Computer"]

def pass_or_fail(marks):
    if marks >= 40:
        return "Pass"
    else:
        return "Fail"

def get_grade(marks):
    if marks >= 90:
        return "A+"
    elif marks >= 80:
        return "A"
    elif marks >= 70:
        return "B+"
    elif marks >= 60:
        return "B"
    elif marks >= 50:
        return "C"
    elif marks >= 40:
        return "D"
    else:
        return "F"

def print_header(name):
    print(f"\nMarksheet for {name}")
    print("-" * 50)
    print("Subject".ljust(15) + "Marks".rjust(8) + "  " + "Status".center(10) + "  " + "Grade".center(10))
    print("-" * 50)

def read_csv_data(filename):
    with open(filename, newline='') as csvfile:
        reader = csv.DictReader(csvfile)
        for row in reader:
            name = row["Name"]
            marks = {subject: int(row[subject]) for subject in subjects}
            all_students[name] = marks


def print_marks():
    global result
    for subject, mark in marklist.items():
        status = pass_or_fail(mark)
        if status == "Fail":
            result = "Fail"
        grade = get_grade(mark)
        print(subject.ljust(15) + str(mark).rjust(8) + "  " + status.center(10) + "  " + grade.center(10))
    
    
read_csv_data('marks.csv')
for name, marklist in all_students.items():
    result = "Pass" 
    print_header(name)
    print_marks()
    print("-" * 50)
    print(f"\nOverall Result: {result}\n")

marks.csv