Completed the insert functions.

RouteFinding/interpreter.py

@@ -0,0 +1,23 @@
+import code
+import re
+class FileConsole(code.InteractiveConsole):
+    """Emulate python console but use file instead of stdin"""
+    def raw_input(self, prompt):
+        line = self.f.readline()
+        if line=="":
+            raise EOFError()
+        no_newline = line.replace("\n", "")
+        no_indent = re.match(r"^\s", line) is None
+        print(prompt, no_newline, sep="")
+        return no_newline
+    
+def run_file(filename):
+    fc = FileConsole()
+    fc.f = open(filename)
+    fc.interact(banner="", exitmsg="")
+
+if __name__ == "__main__":
+    import sys
+    sys.ps1 = "\n>>> "
+    run_file(sys.argv[1])
+