In [1]:

    

s_org = 'pYThon proGramminG laNguAge'


    

In [2]:

    

print(s_org.upper())


    

    




PYTHON PROGRAMMING LANGUAGE

In [3]:

    

print(s_org)


    

    




pYThon proGramminG laNguAge

In [4]:

    

s_new = s_org.upper()
print(s_new)


    

    




PYTHON PROGRAMMING LANGUAGE

In [5]:

    

s_org = s_org.upper()
print(s_org)


    

    




PYTHON PROGRAMMING LANGUAGE

In [6]:

    

s_org = 'Pyhon Ｐｙｔｈｏｎ パイソン 123'

print(s_org.upper())


    

    




PYHON ＰＹＴＨＯＮ パイソン 123

In [7]:

    

s_org = 'pYThon proGramminG laNguAge'

print(s_org.upper())


    

    




PYTHON PROGRAMMING LANGUAGE

In [8]:

    

s_org = 'pYThon proGramminG laNguAge'

print(s_org.lower())


    

    




python programming language

In [9]:

    

s_org = 'pYThon proGramminG laNguAge'

print(s_org.capitalize())


    

    




Python programming language

In [10]:

    

s_org = 'pYThon proGramminG laNguAge'

print(s_org.title())


    

    




Python Programming Language

In [11]:

    

s_org = 'pYThon proGramminG laNguAge'

print(s_org.swapcase())


    

    




PytHON PROgRAMMINg LAnGUaGE

In [12]:

    

print('PYTHON'.isupper())


    

    




True

In [13]:

    

print('Python'.isupper())


    

    




False

In [14]:

    

print('ＰＹＴＨＯＮ'.isupper())


    

    




True

In [15]:

    

print('PYTHON パイソン 123'.isupper())


    

    




True

In [16]:

    

print('パイソン 123'.isupper())


    

    




False

In [17]:

    

print('python'.islower())


    

    




True

In [18]:

    

print('Python'.islower())


    

    




False

In [19]:

    

print('ｐｙｔｈｏｎ'.islower())


    

    




True

In [20]:

    

print('python パイソン 123'.islower())


    

    




True

In [21]:

    

print('パイソン 123'.islower())


    

    




False

In [22]:

    

print('Python Programming Language'.istitle())


    

    




True

In [23]:

    

print('PYTHON Programming Language'.istitle())


    

    




False

In [24]:

    

print('★Python Programming Language'.istitle())


    

    




True

In [25]:

    

print('Python★ Programming Language'.istitle())


    

    




True

In [26]:

    

print('Py★thon Programming Language'.istitle())


    

    




False

In [27]:

    

print('The 1st Team'.istitle())


    

    




False

In [28]:

    

print('The 1St Team'.istitle())


    

    




True

In [29]:

    

print('パイソン 123'.istitle())


    

    




False

In [30]:

    

s1 = 'python'
s2 = 'PYTHON'


    

In [31]:

    

print(s1 == s2)


    

    




False

In [32]:

    

print(s1.upper() == s2.upper())


    

    




True

In [33]:

    

print(s1.lower() == s2.lower())


    

    




True

In [34]:

    

print(s1.capitalize() == s2.capitalize())


    

    




True

In [35]:

    

print(s1.title() == s2.title())


    

    




True