"""
string - case
lower()
upper()
capitalize()
"""

mystr = "Athensoft Inc."
newstr = mystr.lower()
print("mystr: ",mystr)
print("newstr: ",newstr)

print()
newstr = mystr.upper()
print("mystr: ",mystr)
print("newstr: ",newstr)

print()
mystr2 = "this is my book. i love reading."
newstr = mystr2.capitalize()
print("mystr2: ",mystr2)
print("newstr: ",newstr)