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import os
def write(files):
tmpfiles = []
for file in files:
tmpfile = "/tmp/" + file[0].split("/")[-1:][0] + ".tmp"
tmpfiles.append((tmpfile,file[0]))
# open the tmp file for write
f = open(tmpfile, 'w')
# write the data (file[1]) to the temp file
f.write(file[1])
f.close()
# rename all the file. This operation is atomic
for file in tmpfiles:
os.rename(file[0], file[1])
files = [('/tmp/file1','blablbal'),('/tmp/file2','The content'),('/tmp/file3','The content 3')]
write(files)
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