how to replace something with n in python code example

Example 1: python replace n with actual new line

#Just print the text and copy from console
print(f"A \n B \n C")
#output:
# A
# B
# C

Example 2: python replace \n with something else

>>> import re
>>> re.sub('\r?\n', ' $ ', 'a\r\nb\r\nc')
'a $ b $ c'
>>> re.sub('\r?\n', ' $ ', 'a\nb\nc')
'a $ b $ c'