Implement list.pop()

list.pxd

@@ -42,6 +42,31 @@ cdef cypclass List[V]:
             with gil:
                 raise IndexError("Deleting list index out of range")
 
+    V pop(self) except ~:
+        if self._elements.size() == 0:
+            with gil:
+                raise IndexError("Pop from empty list")
+        if self._active_iterators != 0:
+            with gil:
+                raise RuntimeError("Modifying a list with active iterators")
+        value = self._elements.back()
+        self._elements.pop_back()
+        return value
+
+    V pop(self, size_type index) except ~:
+        if index < self._elements.size():
+            if self._active_iterators == 0:
+                value = self._elements[index]
+                it = self._elements.begin() + index
+                self._elements.erase(it)
+                return value
+            else:
+                with gil:
+                    raise RuntimeError("Modifying a list with active iterators")
+        else:
+            with gil:
+                raise IndexError("Pop index out of range")
+
     void append(self, const value_type value) except ~:
         if self._active_iterators == 0:
             self._elements.push_back(value)