# Functions
def my_function():
print("Hello from a function")
my_function()
# So apparently we can redefine functions
# Notice the function name below is the same one defined above
def my_function(fname):
print(fname + " Smith")
my_function("John")
my_function("Jane")
# Two args
def my_function(fname, lname):
print (fname + " " + lname)
my_function("John", "Doe")
my_function("Jane", "Smith")
# This will break because not right number of args
#my_function("Pat")
#my_function("Richard", "Paul", "Astley")
print ("---")
def my_function(*kids):
for kid in kids:
print(kid)
# Prints John, Jane, Richard
my_function("John", "Jane", "Richard")
print ("---")
# You can specify arguments instead of relying on order
def my_function(child3, child2, child1):
print("The youngest child is " + child3)
# Displays Linus
my_function(child1 = "Emil", child2 = "Tobias", child3 = "Linus")
print ("===")
# Default parameter values
def my_function(country = "Norway"):
print("I am from " + country)
my_function("Sweden")
my_function("India")
# Displays "I am from Norway"
my_function()
my_function("Brazil")
# Return a value
def my_function(x):
return 5 * x
# Displays 15, 25, 45
print(my_function(3))
print(my_function(5))
print(my_function(9))
print ("---")
# Empty functions
def myfunction():
pass