ungleich-learning-circle/kjg/python-the-hard-way/e17.py

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2020-05-22 12:54:30 +00:00
from sys import argv
from os.path import exists
script, from_file, to_file = argv
print(f"Copying from {from_file} to {to_file}")
# we could do these two on one line, how ?
in_file = open(from_file)
indata = in_file.read()
print(f"The input file is {len(indata)} bytes long")
print(f"Does the output file exist? {exists(to_file)}")
print("Ready, hit RETURN to continue, CTRL-C to abort.")
input()
out_file = open(to_file, 'w')
out_file.write(indata)
print("Alright, all done.")
out_file.close()
in_file.close()