FilesExpand file tree

 master

/

12.python_file.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

47 lines (40 loc) · 1.47 KB

 master

/

12.python_file.py

Copy path

Top

File metadata and controls

• Code
• Blame

47 lines (40 loc) · 1.47 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

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

import os

file_read_dir = os.getcwd() + '/files/read_test.txt'

# Read character by character.

print('>>>> Example - 1 >>>>')

f = open(file_read_dir)

print('Read first 2 character of file : ', f.read(2))

f.close()

# Read first line from file.

print('\n')

print('>>>> Example - 2 >>>>')

f = open(file_read_dir, mode='r', encoding='utf-8')

print('File first line : ', f.readline())

f.close()

# Read all lines from file.

print('\n')

print('>>>> Example - 3 >>>>')

f = open(file_read_dir, mode='r', encoding='utf-8')

print('File all line : ', f.readlines())

f.close()

# Read entire content from file.

print('\n')

print('>>>> Example - 4 >>>>')

with open(file_read_dir, 'r', encoding='utf-8') as f:

print('File entire content : ', f.read())

# Writing Line by line to File in Python.

print('\n')

print('>>>> Example - 5 >>>>')

file_write_dir = os.getcwd() + '/files/write_test.txt'

with open(file_write_dir, 'w', encoding='utf-8') as f:

f.write("my first file\n")

f.write("This file\n\n")

f.write("contains three lines\n")

# Writing multiple Lines to File in Python.

print('\n')

print('>>>> Example - 6 >>>>')

file_write_dir = os.getcwd() + '/files/write_lines_test.txt'

with open(file_write_dir, 'w', encoding='utf-8') as f:

f.writelines("Since Random Access Memory (RAM) is volatile (which loses its data when the computer is turned off) "

"\nSince Random Access Memory (RAM) is volatile (which loses its data when the computer is turned off)"

" \n")