Difference between revisions of "Perform IO with Text Files"
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| Line 12: | Line 12: | ||
with open('myfile.txt', mode= 'r') as myfile: | with open('myfile.txt', mode= 'r') as myfile: | ||
contents = myfile.read() | contents = myfile.read() | ||
Available Modes: | |||
mode-'r' Read only | |||
mode='w' write only (will overwrite files or create new) | |||
mode= 'a' append only (will add to a file) | |||
mode = 'r+' reading and writing | |||
mode= 'w+' is writing and reading (Overwrites existing files or crates a new file) | |||
Revision as of 23:29, 5 January 2019
Opening a File
myfile= open('filename.txt')
myfile.read() # reads a string of everything in the file
myfile.seek(0) # reset the cursor to the top of the file
contents = myfile.read()
myfile.readlines() # will read lines as a list
myfile.close() # closes the file
with open('filename.txt') as my_new_file:
contents = my_new_file.read()
Open ReadOnly
with open('myfile.txt', mode= 'r') as myfile:
contents = myfile.read()
Available Modes:
mode-'r' Read only mode='w' write only (will overwrite files or create new) mode= 'a' append only (will add to a file) mode = 'r+' reading and writing mode= 'w+' is writing and reading (Overwrites existing files or crates a new file)