python:practice shart file --operation object ,article,essay, paper,thesis

handle class: for instance

read file(article,assay,thesis,paper,ect...)ddd

file_read=open('d:jetbrians.compythonpycharmguide','r',encoding='UTF-8')

file.read()

print(file_r.read())

content=file_read.read(6）

print(content)

file_read.readline()

file_list=file_read.readlines()

for i in file_list:

    print(i.strip)

strip method can delete the space between two line,implement line feed.

readlines method can read multiple-line and cellect all line cambine to  one class  [ list ]

list is a object.can use method read write .

The elements  in file_read.readlines list can loop using 'for in file_read.readlines'

attribute properity

Write:

file_write=(open('d:jetbrians.compythonpycharminstruct','w',encoding='utf-8')

file_write('helle world ')

file_write('update 20190309')

file_close.close()

Append:

file_append=open('d:jetbrians.compythonpycharminstruct','a',encoding='utf-8')

file_append.write(' hello word')

line feed character

for instance (practice case):

number=0

for i in file_read.readlines():

    number+=1

   if number==6:

       i=i.strip()+'poesy'   \   i=' ',join((i.strip(),'iii'))

  print(i.strip)