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More PEP 8 cleanup

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(solves all issues reported by `pycodestyle`)
This commit is contained in:
Eduard Braun 2016-09-15 21:02:15 +02:00
parent fc356815a2
commit 82df0d2327
2 changed files with 39 additions and 37 deletions
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68
scour/scour.py
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@ -66,11 +66,6 @@ import six
from six.moves import range
from decimal import Context, Decimal, InvalidOperation, getcontext
# select the most precise walltime measurement function available on the platform
if sys.platform.startswith('win'):
walltime = time.clock
else:
walltime = time.time
from scour import __version__
@ -78,6 +73,14 @@ APP = u'scour'
VER = __version__
COPYRIGHT = u'Copyright Jeff Schiller, Louis Simard, 2010'
# select the most precise walltime measurement function available on the platform
if sys.platform.startswith('win'):
walltime = time.clock
else:
walltime = time.time
NS = {'SVG': 'http://www.w3.org/2000/svg',
'XLINK': 'http://www.w3.org/1999/xlink',
'SODIPODI': 'http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd',
@ -486,7 +489,7 @@ class SVGLength(object):
self.value = 0
unitBegin = 0
scinum = scinumber.match(str)
if scinum != None:
if scinum is not None:
# this will always match, no need to check it
numMatch = number.match(str)
expMatch = sciExponent.search(str, numMatch.start(0))
@ -496,7 +499,7 @@ class SVGLength(object):
else:
# unit or invalid
numMatch = number.match(str)
if numMatch != None:
if numMatch is not None:
self.value = float(numMatch.group(0))
unitBegin = numMatch.end(0)
@ -505,7 +508,7 @@ class SVGLength(object):
if unitBegin != 0:
unitMatch = unit.search(str, unitBegin)
if unitMatch != None:
if unitMatch is not None:
self.units = Unit.get(unitMatch.group(0))
# invalid
@ -616,7 +619,7 @@ def findReferencingProperty(node, prop, val, ids):
# single-quote
elif val[0:6] == "url('#":
id = val[6:val.find("')")]
if id != None:
if id is not None:
if id in ids:
ids[id][0] += 1
ids[id][1].append(node)
@ -649,14 +652,13 @@ def removeUnusedDefs(doc, defElem, elemsToRemove=None):
for elem in defElem.childNodes:
# only look at it if an element and not referenced anywhere else
if elem.nodeType == 1 and (elem.getAttribute('id') == '' or
(not elem.getAttribute('id') in referencedIDs)):
elem.getAttribute('id') not in referencedIDs):
# we only inspect the children of a group in a defs if the group
# is not referenced anywhere else
if elem.nodeName == 'g' and elem.namespaceURI == NS['SVG']:
elemsToRemove = removeUnusedDefs(doc, elem, elemsToRemove)
# we only remove if it is not one of our tags we always keep (see above)
elif not elem.nodeName in keepTags:
elif elem.nodeName not in keepTags:
elemsToRemove.append(elem)
return elemsToRemove
@ -677,10 +679,10 @@ def removeUnreferencedElements(doc, keepDefs):
referencedIDs = findReferencedElements(doc.documentElement)
for id in identifiedElements:
if not id in referencedIDs:
if id not in referencedIDs:
goner = identifiedElements[id]
if (goner != None and goner.nodeName in removeTags
and goner.parentNode != None
if (goner is not None and goner.nodeName in removeTags
and goner.parentNode is not None
and goner.parentNode.tagName != 'defs'):
goner.parentNode.removeChild(goner)
num += 1
@ -723,7 +725,7 @@ def shortenIDs(doc, prefix, unprotectedElements=None):
idList = [rid for count, rid in idList]
# Add unreferenced IDs to end of idList in arbitrary order
idList.extend([rid for rid in unprotectedElements if not rid in idList])
idList.extend([rid for rid in unprotectedElements if rid not in idList])
curIdNum = 1
@ -790,7 +792,7 @@ def renameID(doc, idFrom, idTo, identifiedElements, referencedIDs):
# if this node is a style element, parse its text into CSS
if node.nodeName == 'style' and node.namespaceURI == NS['SVG']:
# node.firstChild will be either a CDATA or a Text node now
if node.firstChild != None:
if node.firstChild is not None:
# concatenate the value of all children, in case
# there's a CDATASection node surrounded by whitespace
# nodes
@ -873,7 +875,7 @@ def removeUnreferencedIDs(referencedIDs, identifiedElements):
num = 0
for id in list(identifiedElements.keys()):
node = identifiedElements[id]
if (id in referencedIDs) == False and not node.nodeName in keepTags:
if id not in referencedIDs and node.nodeName not in keepTags:
node.removeAttribute('id')
numIDsRemoved += 1
num += 1
@ -889,7 +891,7 @@ def removeNamespacedAttributes(node, namespaces):
attrsToRemove = []
for attrNum in range(attrList.length):
attr = attrList.item(attrNum)
if attr != None and attr.namespaceURI in namespaces:
if attr is not None and attr.namespaceURI in namespaces:
attrsToRemove.append(attr.nodeName)
for attrName in attrsToRemove:
num += 1
@ -910,7 +912,7 @@ def removeNamespacedElements(node, namespaces):
childList = node.childNodes
childrenToRemove = []
for child in childList:
if child != None and child.namespaceURI in namespaces:
if child is not None and child.namespaceURI in namespaces:
childrenToRemove.append(child)
for child in childrenToRemove:
num += 1
@ -1239,7 +1241,7 @@ def removeUnusedAttributesOnParent(elem):
inheritedAttrs = []
for name in list(unusedAttrs.keys()):
val = child.getAttribute(name)
if val == '' or val == None or val == 'inherit':
if val == '' or val is None or val == 'inherit':
inheritedAttrs.append(name)
for a in inheritedAttrs:
del unusedAttrs[a]
@ -1307,7 +1309,7 @@ def collapseSinglyReferencedGradients(doc):
# (Cyn: I've seen documents with #id references but no element with that ID!)
if count == 1 and rid in identifiedElements:
elem = identifiedElements[rid]
if elem != None and elem.nodeType == 1 and elem.nodeName in ['linearGradient', 'radialGradient'] \
if elem is not None and elem.nodeType == 1 and elem.nodeName in ['linearGradient', 'radialGradient'] \
and elem.namespaceURI == NS['SVG']:
# found a gradient that is referenced by only 1 other element
refElem = nodes[0]
@ -1577,7 +1579,7 @@ def repairStyle(node, options):
if 'overflow' in styleMap:
# remove overflow from elements to which it does not apply,
# see https://www.w3.org/TR/SVG/masking.html#OverflowProperty
if not node.nodeName in ['svg', 'symbol', 'image', 'foreignObject', 'marker', 'pattern']:
if node.nodeName not in ['svg', 'symbol', 'image', 'foreignObject', 'marker', 'pattern']:
del styleMap['overflow']
num += 1
# if the node is not the root <svg> element the SVG's user agent style sheet
@ -1974,14 +1976,14 @@ def convertColor(value):
s = colors[s]
rgbpMatch = rgbp.match(s)
if rgbpMatch != None:
if rgbpMatch is not None:
r = int(float(rgbpMatch.group(1)) * 255.0 / 100.0)
g = int(float(rgbpMatch.group(2)) * 255.0 / 100.0)
b = int(float(rgbpMatch.group(3)) * 255.0 / 100.0)
s = '#%02x%02x%02x' % (r, g, b)
else:
rgbMatch = rgb.match(s)
if rgbMatch != None:
if rgbMatch is not None:
r = int(rgbMatch.group(1))
g = int(rgbMatch.group(2))
b = int(rgbMatch.group(3))
@ -2576,7 +2578,7 @@ def scourCoordinates(data, options, forceCommaWsp=False):
- removes extraneous whitespace
- adds spaces between values in a subcommand if required (or if forceCommaWsp is True)
"""
if data != None:
if data is not None:
newData = []
c = 0
previousCoord = ''
@ -3054,7 +3056,7 @@ def properlySizeDoc(docElement, options):
def remapNamespacePrefix(node, oldprefix, newprefix):
if node == None or node.nodeType != 1:
if node is None or node.nodeType != 1:
return
if node.prefix == oldprefix:
@ -3179,9 +3181,9 @@ def serializeXML(element, options, ind=0, preserveWhitespace=False):
outParts.append(' ')
# preserve xmlns: if it is a namespace prefix declaration
if attr.prefix != None:
if attr.prefix is not None:
outParts.extend([attr.prefix, ':'])
elif attr.namespaceURI != None:
elif attr.namespaceURI is not None:
if attr.namespaceURI == 'http://www.w3.org/2000/xmlns/' and attr.nodeName.find('xmlns') == -1:
outParts.append('xmlns:')
elif attr.namespaceURI == 'http://www.w3.org/1999/xlink':
@ -3279,7 +3281,7 @@ def scourString(in_string, options=None):
# for whatever reason this does not always remove all inkscape/sodipodi attributes/elements
# on the first pass, so we do it multiple times
# does it have to do with removal of children affecting the childlist?
if options.keep_editor_data == False:
if options.keep_editor_data is False:
while removeNamespacedElements(doc.documentElement, unwanted_ns) > 0:
pass
while removeNamespacedAttributes(doc.documentElement, unwanted_ns) > 0:
@ -3358,7 +3360,7 @@ def scourString(in_string, options=None):
for tag in ['defs', 'title', 'desc', 'metadata', 'g']:
for elem in doc.documentElement.getElementsByTagName(tag):
removeElem = not elem.hasChildNodes()
if removeElem == False:
if removeElem is False:
for child in elem.childNodes:
if child.nodeType in [1, 4, 8]:
break
@ -3472,7 +3474,7 @@ def scourString(in_string, options=None):
lines.append(line)
# return the string with its XML prolog and surrounding comments
if options.strip_xml_prolog == False:
if options.strip_xml_prolog is False:
total_output = '<?xml version="1.0" encoding="UTF-8"'
if doc.standalone:
total_output += ' standalone="yes"'
@ -3663,7 +3665,7 @@ def parse_args(args=None, ignore_additional_args=False):
_options_parser.error("Additional arguments not handled: %r, see --help" % rargs)
if options.digits < 0:
_options_parser.error("Can't have negative significant digits, see --help")
if not options.indent_type in ["tab", "space", "none"]:
if options.indent_type not in ['tab', 'space', 'none']:
_options_parser.error("Invalid value for --indent, see --help")
if options.indent_depth < 0:
_options_parser.error("Value for --nindent should be positive (or zero), see --help")