make text lowercase python code example

Example 1: how to check if a letter is lowercase in python

for c in s:
    if c.islower():
         print c

Example 2: convert string to lowercase in python

str = 'HELLO'
print(str.lower())

#prints "hello"

Example 3: python3 lowercase

str.lower()

Example 4: python to uppercase

original = Hello, World!

#both of these work
upper = original.upper()
upper = upper(original)

Example 5: python lowercase

// turn to lower/upper
string = string.upper()
string = string.lower()

// check if all letter are lower or upper
string.islower()
string.isupper()

Example 6: python string lowercase

startString = "TeST StrIng"
lowerCaseString = startString.lower()
print(lowerCaseString)
# Output -> "test string"