Python file handling

1. User defined
Functions

2. def fun( ):
print(“Hello Aditi”)
fun( ) Output
Hello
Aditi

3. function
Argument
def fun( ): function
definition
print(“Hello Aditi”)
fun( ) function Calling

4. Order of execution
2 def fun( ):
3 print(“Hello Aditi”)
1 fun( )

5. def fun( ):
print(“Hello Aditi”)
fun( )
fun( ) Output
Hello Aditi
Hello Aditi

6. Order of execution
2 5 def fun( ):
3 6 print(“Hello Aditi”)
1 fun( )
4 fun( ) Output
Hello Aditi
Hello Aditi

7. Order of Execution
2. def fun1( ):
3. print("Hello ")
5. def fun2( ):
6. print("Aditi ")
1. fun1( ) Output
4. fun2( ) Hello
Aditi

8. Order of Execution
5. def fun1( ):
6. print("Hello ")
2. def fun2( ):
3. print("Aditi ")
1. fun2( ) Output
4. fun1( ) Aditi
Hello

9. Order of Execution
5. def fun2( ):
6. print("Hello ")
2. def fun1( ):
3. print("Aditi ")
1. fun1( ) Output
4. fun2( ) Aditi
Hello

10. def fun2( ):
print(“Bhalu ")
print("Ramu ")
def fun1( ):
print("Aditi ")
fun2( )
print("Ritu ")
fun1( )
print("Raju ")
fun1()
print("Kalu ")

11. Order of Execution
5 14 def fun2( ):
6 15 print(“Bhalu ")
7 16 print("Ramu ")
2 11 def fun1( ):
3 12 print("Aditi ")
4 13 fun2( )
8 17 print("Ritu ")
1 fun1( )
9 print("Raju ")
10 fun1()
18 print("Kalu ")

12. def fun():
print("Shambhavi")
def fun1():
print("Jha")
OUTPUT
Shambhavi
fun()

13. def fun():
print("Shambhavi")
def fun1():
print("Jha")
OUTPUT
Shambhavi
Error
fun()
fun1()

14. def fun():
print("Shambhavi")
fun1()
def fun1():
print("Jha")
OUTPUT
Shambhavi
Error
fun()

15. def fun():
print("Shambhavi")
def fun1():
print("Jha")
fun1() OUTPUT
Shambhavi
Jha
fun()

16. Passing Parameters to function
def fun1(a):
print(a)
fun1(10) Output
10

17. Passing Parameters to function
def fun1(a):
print(a)
b=10
fun1(b) Output
10

18. Passing Parameters to function
def fun1(a):
print(a)
b=int(input(“Enter a number”))
fun1(b) Output
depends on input

19. Passing Parameters to function
def fun1(a):
print(a)
b=input(“Enter name”)
fun1(b) Output
depends on input

20. Passing Parameters to function
def fun1(a):
print(a)
b=input(“Enter name”)
fun1(b) Output
depends on input

21. Passing Parameters to function
def fun1(a):
print(“ Hello ”, a)
b=input(“Enter name”)
fun1(b) Output
depends on input

22. Passing Parameters to function
def fun1(d,e):
print(d+e)
b=int(input("Enter a number "))
c=int(input("Enter another number
"))
fun1(b,c)

23. Passing Parameters to function
def fun2(g):
print(g)
def fun1(d,e):
f=d+e
fun2(f)
b=int(input("Enter a number "))
c=int(input("Enter another number
"))
fun1(b,c)

24. def b(j):
print("sum is ",j)
def a(f,g):
h=f+g
b(h)
def k():
c=int(input("enter number "))
d=int(input("enter number "))
a(c,d)
k()

25. Returning values by the function
def fun2(g):
h=g*g
return h
b=int(input("Enter a number "))
c=fun2(b)
print(c)

26. Returning values by the function
def fun2():
b=int(input("Enter a number "))
h=b*b
return h
c=fun2()
print(c)

27. Returning values by the function
def fun2():
b=int(input("Enter a number "))
return b*b
c=fun2()
print(c)

28. Returning Integer
def b(c,d):
if c>d:
return c
else:
return d
a=b(10,20)
print(a)

29. Returning String
def b(c,d):
if c>d:
return "debanshi"
else:
return 'sampurna'
a=b(10,20)
print(a)

30. def y(z):
print("smahi")
for x in range(1,5):
y(x)

31. def y(a,b):
print(a,b,end=' ')
z=input("your name please ")
for x in range(1,5):
y(x,z)

32. def y(a):
for b in range(1,11):
print(a,'x',b,'=',a*b)
z=int(input("enter number "))
y(z)

33. def y(m):
return m*m
x=int(input("enter number "))
print("square of ",x,"is",y(x))

34. def y(m):
return m*m
def z(f):
return f*f*f
x=int(input("enter number "))
print("square is",y(x),"cube
is",z(x))

35. def z(a,b):
c=a+b-b*b+14-a-29
return c
x=10
y=20
if z(x,y)>12:
print ("RITU")
else:
print("ADITI")

36. def z(a,b):
e=a+b-24
f=24+a-b
return e,f
x=10
y=20
c,d=z(x,y)
print(c,d)

37. def z(a,b):
e=a+b-24
f=24+a-b
return e,f
x=10
y=20
c=z(x,y)
print(c)

38. def z(a,b):
e=a+b-24
f=24+a-b
return e,f
x=10
y=20
c=z(x,y)
print(c[0]+c[1])

39. def z(a,b):
e=a+b
f=a-b
g=a*b
h=a/b
i=a//b
j=a%b
return e,f,g,h,i,j
x=10
y=20
c=z(x,y)
for k in c:
print (k)

40. def z(a+3,b):
print (a*23+b-
32/a+b)
x=20
y=10
z(x,y)

41. def z(a,'b'):
print ("hello",b,a)
x=20
y='aditi'
z(x,y)

42. def x(y,z):
print(y+z)
x(10,20,30)

43. def x(y,z,a,b):
print(y+z+a*b)
x(10,20,30)

44. def x(y,z,a,b):
a=4
b=3
print(y+z+a*b)
x(10,20,30)

45. def x(y="RITU"):
print("hello ",y)
z="ADITI"
x()
x(z)

46. def x(y="RITU"):
print("hello "+y)
z="ADITI"
x()
x(z)

47. def x(y=100):
print("hello "+y)
z=50
x()
x(z)

48. def x(y=100):
print("hello ",y)
z=50
x()
x(z)

49. def x(y="RITU"):
print(y*5)
z="ADITI"
x()
x(z)

50. def x(a,y="RITU "):
print(y*a)
z="ADITI "
x(4)
x(3,z)

51. def x(a,r):
print("hello
",a,"and",r)
a="ritu"
r="aditi"
x(a,r)

52. def x(a,r):
print("hello
",a,"and",r)
a="ritu"
r="aditi"
x(r,a)

53. def x(a,r):
print("hello
",a,"and",r)
x(r="Aditi",a="ritu")

54. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(s)

55. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(s,a="akanksha")

56. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(s,a="akanksha",r="tanvi")

57. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(s,r="akanksha",a="tanvi")

58. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(r="akanksha",s,a="tanvi")

59. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(r="akanksha",a="tanvi",s)

60. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
s="sampurna"
x(s,r="akanksha")

61. x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
t="sampurna"
x(t,r="akanksha")

62. def
x(s,a="Aditi",r="ritu"):
print("hello
",a,"and",r,"or",s)
x(r="akanksha",s="sampurna
")

63. def x(*s):
print (s)
x(5)

64. def x(*s):
print (s)
x(5,6)

65. def x(*s):
print (s)
x()

66. def x(*s):
for y in s:
print (y)
x(5)

67. def x(*s):
for y in s:
print (y)
x(5,8)

68. def x(*s):
for y in s:
print (y)
x(5,10,15)

69. def x(*s):
for y in s:
print (y)
x(‘amit’, ‘sumit’)

70. def x(*s):
for y in s:
print (y)
x(‘amit’, 45)

71. def x(*s):
for y in s:
print (y)
x([‘amit’, 45],[56,
‘sumit’])

72. def x(*s):
for y in s:
print (y)
x((‘amit’, 45),(56,
‘sumit’))

73. def x(*s):
for y in s:
print (y)
x((‘amit’, 45),[56,
‘sumit’])

74. def x(*s):
for y in s:
print (y)
x((‘amit’, 45),56, ‘sumit’)

75. def x(*s):
print (s)
x((‘amit’, 45),56, ‘sumit’)

76. def x(*s):
print (s[0])
x((‘amit’, 45),56, ‘sumit’)

77. def x(*s):
print (s[0],s[1])
x((‘amit’, 45),56, ‘sumit’)

78. def x(*s):
How to print amit
x((‘amit’, 45),56, ‘sumit’)

79. def x(*s):
print(s[0][0])
x((‘amit’, 45),56, ‘sumit’)

80. GLOBAL
Vs
LOCAL

81. x=1
def y():
print(x)

82. x=1
def y():
print(x)
y()

83. x=1
def y():
print(x)
y()
print(x)

84. def y():
x=1
print(x)
y()
print(x)

85. def y():
x=1
print(x)
y()
print(x) ERROR

86. def f1():
x=15
print(x) 15
x=12
f1()

87. def f1():
x=100
print(x) 100
x=+1
f1()

88. def san(x):
print(x+1) 13
x=-2
x=4
san(12)

89. x=1 GLOBAL
def y():
print(x)
z=2 LOCAL
y()
print(z) ERROR

90. x=1
def y():
z=1
print(x) OKAY
print(z) OKAY
y()
print(x) OKAY
print(z) ERROR

91. x=1 GLOBAL
def y():
x=2 LOCAL
print(x)
y() OUTPUT
print(x) 2
x=3 1
y() 2
print(x) 3

92. x=1 GLOBAL
def y():
x=2 LOCAL
print(x)
x=4 LOCAL
y() OUTPUT
print(x) 2
x=3 1
y() 2
print(x) 3

93. x=1
def y():
print(x)
x=4 Error trying to
change global x
y()
print(x)
x=3
y()
print(x)

94. x=1
def y():
x=4 OK creating local
x
print(x)
y()
print(x)
x=3
y()
print(x)

95. x=1
def y():
x=x+1 ERROR due to x
after =
print(x)
y()
print(x)
x=3
y()
print(x)

96. x=12
def f1(a,b=x):
print(a,b) 4
12
x=15
f1(4)

97. def f1(a,b=x):
print(a,b)
x=15
f1(4) Error

98. def f1():
global x
x+=1
print(x)
x=12
print(“x”)

99. def f1():
global x
x+=1
print(x)
x=12
f1()
print(“x”)

100. def f1():
global x
x+=1
print(x)
x=12
f1()
print(x)

101. def f1(x):
global x ERROR
x+=1
print(x)
f1(15)
print("hello")

102. def f1(x):
ERROR
global x
x+=1
print(x)
x=10
f1(15)
print("hello")

103. def f1(z):
OKAY
global x
x+=1
print(x) 11
x=10 hello
f1(15)
print("hello")

104. def f1(z):
global x
x+=1+z
print(x) 26
x=10 hello
f1(15)
print("hello")

105. def f():
global a
print(a) world
a = "hello"
print(a) hello
a = "world"
f()
print(a) hello

106. def f(p, q, r):
global s
p = 10
q = 20
r = 30
s = 40
print(p,q,r,s)
p,q,r,s = 1,2,3,4
f(5,10,15)

107. def f(p, q, r):
global s
p = 10
q = 20
r = 30
s = 40
print(p,q,r,s)
p,q,r,s = 1,2,3,4
f(5,10,15)
print(p,q,r,s)

108. Passing
LIST/TUPLE

109. def x(a):
print(a)
b=[10,20,30,40]
x(b)

110. def x(a):
print(a)
b=(10,20,30,40)
x(b)

111. def x(a):
for c in a:
print(c)
b=[10,20,30,40]
x(b)

112. def x(a):
d=0
for c in a:
d=d+c
print(c)
b=[10,20,30,40]
x(b)

113. def x(a):
d=0
for c in a:
d=d+c
print(d)
b=[10,20,30,40]
x(b)

114. def x(a):
d=0
for c in a:
d=d+c
print(d+c)
b=[10,20,30,40]
x(b)

115. Pass
By
VALUE

116. def x(y):
print(y)
y=30
print(y)
y=20
x(y)
print(y)

117. Pass By
REFERENCE

118. def x(a):
print(a)
a[0]=a[1]+a[2]
a[1]=a[0]+a[2]
a[2]=a[0]+a[1]
print(a)
PASS BY
REFERENCE
b=[10,20,30]
print(b)
x(b)
print (b)

119. def x(a):
print(a)
a[0]=a[1]+a[2] ERROR
a[1]=a[0]+a[2]
a[2]=a[0]+a[1]
print(a)
b=(10,20,30)
print(b)
x(b)
print (b)

120. x="Ritu and Aditi is the best
friend"
y=x.split()
print (y)

121. x="Ritu and Aditi is the best
friend"
y=x.split(" ")
print (y)

122. x="Ritu,and,Aditi,is,the,best,friend"
y=x.split(",")
print (y)

123. x="Ritu@and@Aditi@is@the@best@frie
nd"
y=x.split("@")
print (y)

124. x="Ritu@and@Aditi@is@the@best@frie
nd"
y=x.split("#")
print (y)

125. x="Ritu and aditi is the best friend"
y=x.split("a")
print (y)

126. def x(y):
z.append(45)
print(z)
z=input("enter comma separated numbers ")
print(z)
z=z.split(",")
print(z)
for t in range(len(z)):
z[t]=int(z[t])
print(z)
x(z)
print (z)

127. def x(y):
for z in range(len(y)):
if z%2==0:
y[z]+=2
else:
y[z]-=1
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

128. def x(y):
for z in range(len(y)):
if y[z]%2==0:
y[z]+=2
else:
y[z]-=1
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

129. def x(y):
for z in range(len(y)):
if y[z]%2!=0:
y[z]=y[z+1]
else:
y[z]=y[z]+1
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

130. def x(y):
for z in range(len(y)):
if y[z]%2!=0:
y.append(23)
else:
y.clear()
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

131. def x(y):
for z in range(len(y)):
if y[z]%2!=0:
y.append(22)
else:
y.clear()
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

132. def x(y):
for z in range(len(y)):
if y[z]%2!=0:
y.append(22)
print (y, len(a))
a=[9,8,3,5,3,7,2,5,5,6]
print(a,len(a))
x(a)
print(a,len(a))

133. def x(y):
for z in range(len(y)):
if y[z]%2!=0:
y.append(23)
print (y)
a=[9,8,3,5,3,7,2,5,5,6]
print(a)
x(a)
print(a)

134. x=3
for y in range(x):
print(y)
x=x+1

135. x=3
for y in range(x):
print(y)
x=x+1
print(x)

136. x=3
for y in range(x):
print(y)
x=x+1
print(x)
print(x)

137. x=3
for y in range(x):
print(y)
x=x+1
print(x)
print(x)
print(y)

138. x=3
for y in range(x):
print(y)
x=x+1
print(x)
y=100
print(x)
print(y)

139. x=3
for y in range(x):
print(y)
x=x+1
print(x)
y=y+1
print(x)
print(y)

140. def x():
print("Debanshi ")
x()
x()

141. def x():
print("Debanshi ")
x()
print("SAMPURNA ")
x()

142. def x():
print("Debanshi ")
y()
def y():
print("Smahi ")
x()
print("SAMPURNA ")
x()

143. def x(z):
if z==10:
print("Ritu ")
else:
x(z-1)
y=10
x(y)

144. def x(z):
if z==1:
return z
else:
x(z-1)
return z
y=4
print(x(y))

145. def x(z):
if z==1:
return z
else:
x(z-1)
return z
y=4
x(y)

146. def x(z):
if z==1:
return z
else:
print(x(z-1))
return z
y=4
print(x(y))