f = open("file-demo-read.txt", "r")
data = f.read()
print(data)
f.close()
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse vel risus a felis consectetur aliquet non ut mi. Quisque a posuere lorem. Curabitur nec arcu ligula.
with open("file-demo-read.txt", "r") as f:
data = f.read()
print(data)
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse vel risus a felis consectetur aliquet non ut mi. Quisque a posuere lorem. Curabitur nec arcu ligula.
with open("file-demo-read.txt", "r") as f:
data = f.readline()
print(data)
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
f = open("file-demo-write.txt", "r+")
f.write("This is a sample text.")
f.close()
f = open("file-demo-write.txt", "r")
data = f.read()
print(data)
f.close()
This is a sample text.
f = open("file-demo-write.txt", "r")
f.seek(5)
data = f.readline()
print(data)
f.seek(0)
data = f.readline()
print(data)
f.close()
is a sample text. This is a sample text.
import os
os.mkdir("demo")
os.rename("demo", "demo-dir")
curr_dir_backup = os.getcwd()
os.chdir("demo-dir")
curr_dir = os.getcwd()
print(curr_dir)
/home/jovyan/demo-dir
f= open("demo.txt","w+")
f.close()
os.rename("demo.txt", "demo-file.txt")
os.mkdir("demo-sub-dir-1")
os.mkdir("demo-sub-dir-2")
dir_list = os.listdir()
print(dir_list)
['demo-sub-dir-2', 'demo-file.txt', 'demo-sub-dir-1']
stat = os.stat(".")
print(stat)
os.stat_result(st_mode=16877, st_ino=22774768, st_dev=1048804, st_nlink=4, st_uid=1000, st_gid=1000, st_size=4096, st_atime=1538149930, st_mtime=1538149928, st_ctime=1538149928)
if(os.path.exists("../demo-dir")):
if(os.path.exists("demo-sub-dir-1")):
os.rmdir("demo-sub-dir-1")
if(os.path.exists("demo-sub-dir-2")):
os.rmdir("demo-sub-dir-2")
if(os.path.isfile("demo-file.txt")):
os.remove("demo-file.txt")
os.rmdir("../demo-dir")
os.chdir(curr_dir_backup)