python check if file exists
import os
os.path.exists("file.txt") # Or folder, will return true or falsepython check if file exists
import os
os.path.exists("file.txt") # Or folder, will return true or falsehow to check whether file exists in python
import os.path
if os.path.isfile('filename.txt'):
print ("File exist")
else:
print ("File not exist")python os if file exists
import os.path
if os.path.isfile('filename.txt'):
print ("File exist")
else:
print ("File not exist")how to know if a key is in a dictionary python
dict = {"key1": 1, "key2": 2}
if "key1" in dict:Copyright © 2021 Codeinu
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