Ticket #99: unused_double.patch

C:/projects/workspace_python/PyYAML_2/lib/yaml/scanner.py

@@ -1154 +1154 @@
         self.forward()
         chunks.extend(self.scan_flow_scalar_non_spaces(double, start_mark))
         while self.peek() != quote:
-            chunks.extend(self.scan_flow_scalar_spaces(double, start_mark))
+            chunks.extend(self.scan_flow_scalar_spaces(start_mark))
             chunks.extend(self.scan_flow_scalar_non_spaces(double, start_mark))
         self.forward()
         end_mark = self.get_mark()
@@ -1223 +1223 @@
                     self.forward(length)
                 elif ch in u'\r\n\x85\u2028\u2029':
                     self.scan_line_break()
-                    chunks.extend(self.scan_flow_scalar_breaks(double, start_mark))
+                    chunks.extend(self.scan_flow_scalar_breaks(start_mark))
                 else:
                     raise ScannerError("while scanning a double-quoted scalar", start_mark,
                             "found unknown escape character %r" % ch.encode('utf-8'), self.get_mark())
             else:
                 return chunks
 
-    def scan_flow_scalar_spaces(self, double, start_mark):
+    def scan_flow_scalar_spaces(self, start_mark):
         # See the specification for details.
         chunks = []
         length = 0
@@ -1244 +1244 @@
                     "found unexpected end of stream", self.get_mark())
         elif ch in u'\r\n\x85\u2028\u2029':
             line_break = self.scan_line_break()
-            breaks = self.scan_flow_scalar_breaks(double, start_mark)
+            breaks = self.scan_flow_scalar_breaks(start_mark)
             if line_break != u'\n':
                 chunks.append(line_break)
             elif not breaks:
@@ -1254 +1254 @@
             chunks.append(whitespaces)
         return chunks
 
-    def scan_flow_scalar_breaks(self, double, start_mark):
+    def scan_flow_scalar_breaks(self, start_mark):
         # See the specification for details.
         chunks = []
         while True: