Processing: Avoid deprecated regex

tomchadwin · nyalldawson · commit 6a8a622ea47e · 2018-06-06T06:24:24.000+10:00
Escape sequence avoided in DefinProjection by using raw string:

`re.compile('\|.*')` &gt; `re.compile(r'\|.*')`
diff --git a/python/plugins/processing/algs/qgis/DefineProjection.py b/python/plugins/processing/algs/qgis/DefineProjection.py
@@ -75,7 +75,7 @@ def processAlgorithm(self, parameters, context, feedback):
 
         provider = layer.dataProvider()
         ds = provider.dataSourceUri()
-        p = re.compile('\|.*')
+        p = re.compile(r'\|.*')
         dsPath = p.sub('', ds)
 
         if dsPath.lower().endswith('.shp'):
