how to open a file in python code example

Example 1: open text file in python

f=open("Diabetes.txt",'r')
f.read()

Example 2: python open file

with open('filename', 'a') as f: # able to append data to file
	f.write(var1) # Were var1 is some variable you have set previously
	f.write('data') 
	f.close() # You can add this but it is not mandatory 

with open('filename', 'r') as f: # able to read data from file ( also is the default mode when opening a file in python)

with open('filename', 'x') as f: # Creates new file, if it already exists it will cause it to fail

with open('filename', 't') as f: # opens the file in text mode (also is defualt)

with open('filename', 'b') as f: # Use if your file will contain binary data
  
with open('filename', 'w') as f: # Open file with ability to write, will also create the file if it does not exist (if it exists will cause it to fail)
  
with open('filename', '+') as f: # Opens file with reading and writing

# You can combine these as you like with the + for reading and writing

Example 3: how to read files in python with

def file_reader(file):
    with open(file,'r') as infile:
        table = [row for row in infile]
    return table
print(file_reader('file.txt'))

Example 4: how to open a file in python

open("filename" , "mode")
# do whatever you want to do!!

Example 5: how to open a file in python

#open any file that is in your folder you are using in your editor
import os
os.startfile('Gamepicture.jfif')

Example 6: how to open a file in python

f = open("demofile.txt")