svgutil: code style

boxes/svgutil.py

@@ -17,6 +17,7 @@
 import re
 
 from xml.etree import ElementTree
+
 ElementTree.register_namespace("", "http://www.w3.org/2000/svg")
 ElementTree.register_namespace("xlink", "http://www.w3.org/1999/xlink")
 
@@ -28,6 +29,7 @@ unit2mm = {"mm" : 1.0,
            "pc": 90.0 / 25.4 / 15,
            }
 
+
 def getSizeInMM(tree):
     root = tree.getroot()
     m = re.match(r"(-?\d+\.?\d*)(\D+)", root.get("height"))
@@ -40,6 +42,7 @@ def getSizeInMM(tree):
 
     return width, height
 
+
 def getViewBox(tree):
     root = tree.getroot()
     m = re.match(r"\s*(-?\d+\.?\d*)\s+"
@@ -49,14 +52,15 @@ def getViewBox(tree):
 
     return [float(m) for m in m.groups()]
 
+
 def ticksPerMM(tree):
     width, height = getSizeInMM(tree)
     x1, y1, x2, y2 = getViewBox(tree)
 
     return x2 / width, y2 / height
 
-def svgMerge(box, inkscape, output):
 
+def svgMerge(box, inkscape, output):
     src_tree = ElementTree.parse(box)
     dest_tree = ElementTree.parse(inkscape)
     dest_root = dest_tree.getroot()