python concatenate strings inside a for code example

Example 1: concatenate int to string python

string = 'string'
for i in range(11):
    string +=str(i)
print string

Example 2: concatenate strings and int python

number = [1,2,3,4,5]

number.reverse()
# to concatenate strings and int
# One needs to use str() to convert the string into int 

print("Reverse list: "+ str(number))