print('Привет, Python!')

1

1 + 2

2 - 3

3 * 4

4 / 5

type(4 / 5)

4 // 5

5 ** 6

6 % 7

a = 1
a += 1
a

a++

++a

a = int()
a

2 ** 1024

True

False

not True

True and False

False or True

1 == 2

1 != 2

1 is 1

0.2

1E-2

float('+inf')

2.3j + 4

s = 'Привет, Python!'

"qwer"

s[0]

s[1]

len(s)

s[len(s) - 1]

s[-1]

s[-2]

type(s[0])

s[1:3]

s[:6]

s[8:]

s[8:-1]

s[::2]

s[::-1]

s + '!!!'

s * 10

'Py' in s

s.find('привет')

s.lower().find('привет')

for e in s:
    print(e)

b = b'abc'

b[0]

b[1]

b[2]

b'текст'

b = b'\x00\xff'

b[0]

b[1]

s = 'Привет, Python!'

s.encode()

s.encode('cp1251')

b = s.encode('cp1251')

s2 = b.decode('cp1251')

s2

t = 1, 'asdf', True, 0.1, 4j, b'abc'
t

t[0]

t[0]

t[1]

u = 1, t
u

u[0]

u[1]

u[1][1]

t = tuple()
t

t = ()
t

t = (1)
t

t = 1,
t

print(1, 2, 3)

print((1, 2, 3))

a = [1, '2', 3]
a[0] = False
a

a[1] = [3, 4, 5]
a

a[1][0]

b = bytearray(b'abc')
b[0] = 100
b

s = {1, 2, 1}
s

s = {1, True, 0.1, 2j, 'asdf', b'abc', (1, 2)}
s

s = {}
type(s)

s = set()
s

s = {[]}

{set()}

s = {1, True, 0.1, 2j, 'asdf', b'abc', (1, 2)}

fs = frozenset({1, 2, 3, 4})
fs

{fs}

for e in fs:
    print(e)

d = {}
d

d = {'one': 1, 'two': 2}
d['one']

d['two'] = 10
d

for k in d:
    print(k, d[k])

d.items()

d.keys()

d.values()

for k, v in d.items():
    print(k, v)

d = {1: []}
d

d = {[]: 2}

hash('asdf')

hash([])