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Python Update open File Open mode

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Per https://docs.python.org/3.7/library/functions.html#open, the `+` is for `open a disk file for updating (reading and writing)`. Per the example, if we're looking to just read/write, the `+` isn't necessary.
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Tanay Parikh 2022-06-19 11:33:07 -07:00 committed by GitHub
parent 835d077573
commit 247dc6e86c
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1 changed files with 4 additions and 4 deletions
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@ -492,19 +492,19 @@ with open("myfile.txt") as f:
# Writing to a file
contents = {"aa": 12, "bb": 21}
with open("myfile1.txt", "w+") as file:
with open("myfile1.txt", "w") as file:
file.write(str(contents)) # writes a string to a file
with open("myfile2.txt", "w+") as file:
with open("myfile2.txt", "w") as file:
file.write(json.dumps(contents)) # writes an object to a file
# Reading from a file
with open('myfile1.txt', "r+") as file:
with open('myfile1.txt', "r") as file:
contents = file.read() # reads a string from a file
print(contents)
# print: {"aa": 12, "bb": 21}
with open('myfile2.txt', "r+") as file:
with open('myfile2.txt', "r") as file:
contents = json.load(file) # reads a json object from a file
print(contents)
# print: {"aa": 12, "bb": 21}