py3: drop unused aliases to array.array which are replaced with bytearray

mercurial/branchmap.py

@@ -7,7 +7,6 b''
 
 from __future__ import absolute_import
 
-import array
 import struct
 
 from .node import (
@@ -23,7 +22,6 b' from . import ('
     util,
 )
 
-array = array.array
 calcsize = struct.calcsize
 pack = struct.pack
 unpack = struct.unpack

mercurial/tags.py

@@ -12,7 +12,6 b''
 
 from __future__ import absolute_import
 
-import array
 import errno
 
 from .node import (
@@ -28,8 +27,6 b' from . import ('
     util,
 )
 
-array = array.array
-
 # Tags computation can be expensive and caches exist to make it fast in
 # the common case.
 #