fix ci/cd warnings

Change-Id: I5caaa5d8585541957dba0466d3cc0f53d8be310c

hdrh/histogram.py

@@ -629,4 +629,4 @@ def dump(encoded_histogram, output=None,
                 # in python 2.7, bytes can be writtent to sys.stdout
                 output = sys.stdout
         histogram.output_percentile_distribution(output,
-                                                output_value_unit_scaling_ratio)
+                                                 output_value_unit_scaling_ratio)

pylint.rc

@@ -50,7 +50,7 @@ confidence=
 # --enable=similarities". If you want to run only the classes checker, but have
 # no Warning level messages displayed, use"--disable=all --enable=classes
 # --disable=W"
-disable=print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,import-star-module-level,raw-checker-failed,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call,missing-docstring,redefined-builtin,no-name-in-module,no-self-use,no-member,arguments-differ,attribute-defined-outside-init,non-iterator-returned,eval-used,unexpected-keyword-arg,useless-object-inheritance,old-style-class
+disable=superfluous-parens,print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,import-star-module-level,raw-checker-failed,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call,missing-docstring,redefined-builtin,no-name-in-module,no-self-use,no-member,arguments-differ,attribute-defined-outside-init,non-iterator-returned,eval-used,unexpected-keyword-arg,useless-object-inheritance,old-style-class
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

test/test_hdrh_dump.py

@@ -21,18 +21,16 @@
 limitations under the License.
 '''
 import os
-import sys
 
 from hdrh.histogram import HdrHistogram
 
 
 def test_dump_histogram():
-    ENCODE_SAMPLES_HDRHISTOGRAM_C = [
+    samples = [
         # standard Hdr test histogram
         'HISTFAAAACF4nJNpmSzMwMDAzAABMJoRTM6Y1mD/ASLwN5oJAFuQBYU=',
         'HISTFAAAACh4nJNpmSzMwMDAyQABzFCaEUzOmNZg/wEisL2Kaasc00ImJgCC8Qbe'
     ]
-    for hdrh in ENCODE_SAMPLES_HDRHISTOGRAM_C:
+    for hdrh in samples:
         HdrHistogram.dump(hdrh, output=open(os.devnull, 'wb'))
         HdrHistogram.dump(hdrh)
-

tox.ini

@@ -17,8 +17,8 @@ commands=
 show-source = True
 exclude = .tox,dist,doc,*.egg,build
 max-line-length = 100
-#E302: expected 2 blank linee
-ignore = E302
+#E302: expected 2 blank lines
+ignore = E302, W504
 
 [pytest]
 markers =