[PATCH evolve-ext] evolve: use hashlib.sha1() directly

[Martin von Zweigbergk]

# HG changeset patch
# User Martin von Zweigbergk <martinvonz at google.com>
# Date 1466141846 25200
#      Thu Jun 16 22:37:26 2016 -0700
# Node ID 3a3691cccd62741a2f8680a0659925a32e2187fe
# Parent  a4de197218cf11de51b2a73c774be6ebaeba337a
evolve: use hashlib.sha1() directly

Since hg core commit c27dc3c31222 (util: drop local aliases for md5,
sha1, sha256, and sha512, 2016-06-10), we can no longer use
util.sha1().

diff -r a4de197218cf -r 3a3691cccd62 hgext/evolve.py
--- a/hgext/evolve.py	Fri May 27 17:36:07 2016 +0200
+++ b/hgext/evolve.py	Thu Jun 16 22:37:26 2016 -0700
@@ -71,6 +71,7 @@
 import collections
 import socket
 import errno
+import hashlib
 import struct
 sha1re = re.compile(r'\b[0-9a-f]{6,40}\b')
 
@@ -3859,7 +3860,7 @@
     for i in unfi:
         ctx = unfi[i]
         entry = 0
-        sha = util.sha1()
+        sha = hashlib.sha1()
         # add data from p1
         for p in ctx.parents():
             p = p.rev()
diff -r a4de197218cf -r 3a3691cccd62 hgext/simple4server.py
--- a/hgext/simple4server.py	Fri May 27 17:36:07 2016 +0200
+++ b/hgext/simple4server.py	Thu Jun 16 22:37:26 2016 -0700
@@ -13,6 +13,7 @@
 
 import mercurial.obsolete
 
+import hashlib
 import struct
 from mercurial import util
 from mercurial import wireproto
@@ -192,7 +193,7 @@
     for i in unfi:
         ctx = unfi[i]
         entry = 0
-        sha = util.sha1()
+        sha = hashlib.sha1()
         # add data from p1
         for p in ctx.parents():
             p = p.rev()