var1 = "foo"
var2 = "bar"
var3 = f"{var1}{var2}"
print(var3) # prints foobar
# Concatenation
string1 = "str"
string2 = "ing"
string3 = string1 + string2
# string3 is str + ing which is 'string'
# OR
print(string1 + string2) # prints 'string'
# Format
string3 = f"{string1}{string2}" # prints 'string'
string_in_string = "Shepherd {} is on duty.".format(shepherd)
s1 = "New"
s2 = "Delhi"
space = " "
print(s1 + space + s2)