文字列

print('Hello')
print("Hello")
print("I don't know")
print('I don\'t know')
print('say "I don\'t know"')
print("say \"I don't know\"")

print('Hello\nHow are you?')
print(r'c:\name\name') #c:\name\name 改行されない

#前後に改行が入ります。
print('#######')
print("""
line1
line2
line3
""")
print('#######')

#改行させたくない場合
print('#######')
print("""\
line1
line2
line3\
""")
print('#######')

print('Hi.' * 3 + 'Mike.') #Hi.Hi.Hi.Mike.

#文字列が長い場合の書き方
s = ('aaaaaaaaaaaaaaaaaa'
     'bbbbbbbbbbbbbbbbbb')
print(s)

#下記のようにも書けます。
s = 'aaaaaaaaaaaaaaaaaaa' \
    'bbbbbbbbbbbbbbbbbbb'

print(s)

出力結果：

Hello
I don't know
I don't know
say "I don't know"
say "I don't know"
Hello
How are you?
c:\name\name
#######

line1
line2
line3

#######
#######
line1
line2
line3
#######
Hi.Hi.Hi.Mike.
aaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbb