Python 3.13.6 (tags/v3.13.6:4e66535, Aug  6 2025, 14:36:00) [MSC v.1944 64 bit (AMD64)] on win32
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i = 10
i
10
if i < 20:
    print('hi')
    print('ho')

    
hi
ho
if i >30:
    print('hey')

    
if i < 18:
    print('may not vote')

    
may not vote
score = 75
if score >= 90:
    grade = 'A'
elif score >= 80:
    grade = 'B'
elif score >= 70:
    grade = 'C'
elif score >= 60:
    grade = 'D'
else:
    grade = 'F'

    
print(f"Grade: {grade}")
Grade: C
score = 65
if score >= 90:
    grade = 'A'
else:
	if score >= 80:
		grade = 'B'
	else:
		if score >= 70:
			grade = 'C'
		else:	
			if score >= 60:
				grade = 'D'
			else:
				grade = 'F'

				

print(f"Grade: {grade}")
Grade: D
grade_map = {
	"A": 4.000,
	"A-": 3.667,
	"B+": 3.333,
	"B": 3.000,
	"B-": 2.667,
	"C+": 2.333,
	"C": 2.000,
	"C-": 1.667,
	"D+": 1.333,
	"D": 1.000,
	"D-": 0.667,
	"F": 0.000,
}
grade_map
{'A': 4.0, 'A-': 3.667, 'B+': 3.333, 'B': 3.0, 'B-': 2.667, 'C+': 2.333, 'C': 2.0, 'C-': 1.667, 'D+': 1.333, 'D': 1.0, 'D-': 0.667, 'F': 0.0}
grade_map.get('A-', "Invalid Grade")
3.667
grade_map['A-')
SyntaxError: closing parenthesis ')' does not match opening parenthesis '['
grade_map['A-']
3.667
grade_map['E']
Traceback (most recent call last):
  File "<pyshell#26>", line 1, in <module>
    grade_map['E']
KeyError: 'E'
grade_map.get('E', "Invalid Grade")
'Invalid Grade'
(3+7) if 7 <= 3 else 2
2
(3+7) if 7 > 3 else 2
10
j = (3+7) if 7 > 3 else 2
j
10
"hello world" if True else "Eat ice cream"
'hello world'
"hello world" if False else "Eat ice cream"
'Eat ice cream'
mood = 'good'
"hello world" if mood=='good' else "Eat ice cream"
'hello world'
message = "hello world" if mood=='good' else "Eat ice cream"
message
'hello world'
mood = 'bad'
action = "hello world" if mood=='good' else "Eat ice cream"
f"To do: {action}"
'To do: Eat ice cream'
10 - 5 - 4
1
"-: left associative: left - will be executed first"
'-: left associative: left - will be executed first'
10 – (5 – 4)
SyntaxError: invalid character '–' (U+2013)
10 – (5 – 4)
SyntaxError: invalid character '–' (U+2013)
10 - (5-4)
9
10 – 3 * 2
SyntaxError: invalid character '–' (U+2013)
>>> 10 - 3*2
4
>>> '* has a higher precedence than -: it will be executed first'
'* has a higher precedence than -: it will be executed first'
>>> 2 ** 3
8
>>> 2 * 3 ** 2
18
>>> ' ** has a higher precedence than *'
' ** has a higher precedence than *'
>>> 2 ** 3 ** 2
512
>>> '** is right associative: right ** will be executed first."
SyntaxError: unterminated string literal (detected at line 1)
>>> '** is right associative: right ** will be executed first.'
'** is right associative: right ** will be executed first.'
>>> 1 < 2 or 3 < 4 and 4 > 6
True
>>> True or True and False
True
>>> (True or True) and False
False
>>> True or (True and False)
True
>>> 'and has a higher precedence than or'
'and has a higher precedence than or'
>>> l1 = [1,2,1,2,3]
>>> l1[3]
2