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| author | Vincent Legoll <vincent.legoll@gmail.com> | 2020-03-20 22:44:59 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-20 15:53:50 -0600 |
| commit | db4f6340e04716285ea56fe26d76381c3adabe58 (patch) | |
| tree | 82f6f687efb145512f49a5c15cb6861b11ef3a74 | |
| parent | 7b2525ab235a38cfce57c44f54730086b66e7765 (diff) | |
| download | blktrace-db4f6340e04716285ea56fe26d76381c3adabe58.tar.gz | |
btt_plot.py: Use `with open() as ...` context manager
to automatically handle close()
Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rwxr-xr-x | btt/btt_plot.py | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/btt/btt_plot.py b/btt/btt_plot.py index b67caaa..40bc71f 100755 --- a/btt/btt_plot.py +++ b/btt/btt_plot.py @@ -168,14 +168,15 @@ def get_data(files): xs = [] ys = [] - for line in open(file, 'r'): - f = line.rstrip().split(None) - if line.find('#') == 0 or len(f) < 2: - continue - (min_x, max_x, x) = check(min_x, max_x, f[0]) - (min_y, max_y, y) = check(min_y, max_y, f[1]) - xs.append(x) - ys.append(y) + with open(file, 'r') as fi: + for line in fi: + f = line.rstrip().split(None) + if line.find('#') == 0 or len(f) < 2: + continue + (min_x, max_x, x) = check(min_x, max_x, f[0]) + (min_y, max_y, y) = check(min_y, max_y, f[1]) + xs.append(x) + ys.append(y) db[file] = {'x':xs, 'y':ys} if len(xs) > 10: @@ -385,11 +386,12 @@ def do_live(files): def get_live_data(fn): xs = [] ys = [] - for line in open(fn, 'r'): - f = line.rstrip().split() - if f[0] != '#' and len(f) == 2: - xs.append(float(f[0])) - ys.append(float(f[1])) + with open(fn, 'r') as fi: + for line in fi: + f = line.rstrip().split() + if f[0] != '#' and len(f) == 2: + xs.append(float(f[0])) + ys.append(float(f[1])) return xs, ys #---------------------------------------------------------------------- |