FilesExpand file tree

 master

/

fib6.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

31 lines (27 loc) · 1.03 KB

 master

/

fib6.py

Top

File metadata and controls

• Code
• Blame

31 lines (27 loc) · 1.03 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

# fib6.py

# From Classic Computer Science Problems in Python Chapter 1

# Copyright 2018 David Kopec

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

from typing import Generator

def fib6(n: int) -> Generator[int, None, None]:

yield 0 # special case

if n > 0: yield 1 # special case

last: int = 0 # initially set to fib(0)

next: int = 1 # initially set to fib(1)

for _ in range(1, n):

last, next = next, last + next

yield next # main generation step

if __name__ == "__main__":

for i in fib6(50):

print(i)