Python

3. def f(a):
print(a)
f(a=5)
5
def f(a):
print(a)
f()
Traceback (most recent call last):
File "C:/Users/smcse/AppData/Local/Programs/Python/Python36-
32/fn.py", line 3, in <module>
f()
TypeError: f() missing 1 required positional argument: 'a'
Required Arguments
def f(a):
print(a)
f(a,b)
Traceback (most recent call last):
File "C:/Users/smcse/AppData/Local/Programs/Python/Python36-
32/fn.py", line 3, in <module>
f(a,b)
NameError: name 'a' is not defined

6. def f(c,d):
print(a)
print(b)
f(a=5,b=10)
def f(a,b):
print(a)
print(b)
f(a=5,b=10)
5
10
Keyword Arguments
Traceback (most recent call last):
File "C:/Users/smcse/AppData/Local/Programs/Python/Python36-
32/fn.py", line 4, in <module>
f(a=5,b=10)
TypeError: f() got an unexpected keyword argument 'a'
def f(b,a):
print(a)
print(b)
f(a=5,b="hi")
5
hi

8. #!/usr/bin/python
# Function definition is here
def printinfo( name, age ):
"This prints a passed info into this function"
print("Name: ", name)
print("Age ", age)
return;
# Now you can call printinfo function
printinfo( age=50, name="miki" )
printinfo( name="miki" )
Name: miki
Age 50
Traceback (most recent call last):
File "C:/Users/smcse/AppData/Local/Programs/Python/Python36-32/funn.py", line
12, in <module>
printinfo( name="miki" )
TypeError: printinfo() missing 1 required positional argument: 'age'

9. def f(a,b=9):
print(a)
print(b)
f(a=5,b=10)
def f(a,b=9):
print(a)
print(b)
f(a=5)
5
9
Default Arguments
def f(a,b=9):
print(a)
print(b)
f(a=5,b)
5
10

11. def add(b,*a):
z=0
z=z+b
for i in a:
z=z+i
return z
>>> import funn
>>> funn.add(1)
1
>>> funn.add(1,2)
3
>>> funn.add(1,34,67)
102
>>> funn.add()
Traceback (most recent call last):
File "<pyshell#3>", line 1, in <module>
fn.add()
TypeError: add() missing 1 required positional argument: 'b'