add some Python 2 modules

python2/_bisect.py

@@ -0,0 +1,15 @@
+# This is an autogenerated file. It serves as a starting point
+# for a more percise manual annotation of this module.
+# Feel free to edit the source below, but remove this header when you do.
+
+def bisect_left(a, x, *args, **kwargs) -> int: pass
+
+def insort_right(a, x, *args, **kwargs) -> NoneType: pass
+
+def bisect_right(a, x, *args, **kwargs) -> int: pass
+
+def insort(a, x, *args, **kwargs) -> NoneType: pass
+
+def insort_left(a, x, *args, **kwargs) -> NoneType: pass
+
+def bisect(a, x, *args, **kwargs) -> int: pass