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authorVincent Legoll <vincent.legoll@gmail.com>2020-03-20 22:44:55 +0100
committerJens Axboe <axboe@kernel.dk>2020-03-20 15:53:50 -0600
commite984bd6d2c142ea2cc0d672c428db061f77a802c (patch)
tree82455b615d5234129167f5f2a2fc8cea9d96d961
parent592c70d05da4658571534544acfbbcb679cdd935 (diff)
downloadblktrace-e984bd6d2c142ea2cc0d672c428db061f77a802c.tar.gz
blktrace-e984bd6d2c142ea2cc0d672c428db061f77a802c.tar.bz2
btt_plot.py: Fix pylint: singleton-comparison
Comparison to None should be 'expr is None' Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rwxr-xr-xbtt/btt_plot.py12
1 files changed, 6 insertions, 6 deletions
diff --git a/btt/btt_plot.py b/btt/btt_plot.py
index d6d27aa..653ace7 100755
--- a/btt/btt_plot.py
+++ b/btt/btt_plot.py
@@ -113,8 +113,8 @@ def get_data(files):
"""Returns new min, max, and float value for those passed in"""
v = float(v)
- if mn == None or v < mn: mn = v
- if mx == None or v > mx: mx = v
+ if mn is None or v < mn: mn = v
+ if mx is None or v > mx: mx = v
return mn, mx, v
#--------------------------------------------------------------
@@ -235,7 +235,7 @@ def parse_args(args):
elif o in ('-v', '--verbose'):
verbose = True
- if type == None and not generate_all:
+ if type is None and not generate_all:
fatal('Need type of data files to process - (-t <type>)')
return args
@@ -244,7 +244,7 @@ def parse_args(args):
def gen_title(fig, type, title_str):
"""Sets the title for the figure based upon the type /or/ user title"""
- if title_str != None:
+ if title_str is not None:
pass
elif type == 'aqd':
title_str = 'Average Queue Depth'
@@ -309,7 +309,7 @@ def generate_output(type, db):
#----------------------------------------------------------------------
global add_legend, output_file, title_str, verbose
- if output_file != None:
+ if output_file is not None:
ofile = output_file
else:
ofile = '%s.png' % type
@@ -340,7 +340,7 @@ def generate_output(type, db):
if type == 'bnos':
ax.plot(dat['x'], dat['y'], color(idx, 'marker'),
markersize=1)
- elif dat['ax'] == None:
+ elif dat['ax'] is None:
continue # Don't add legend
else:
ax.plot(dat['ax'], dat['ay'], color(idx, 'line'),