D7008: py3: stop injecting pycompat.hasattr into modules

indygreg (Gregory Szorc) phabricator at mercurial-scm.org
Sun Oct 6 17:23:21 EDT 2019


indygreg created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  I only found a single user of this pattern, probably because we
  use util.hasattr everywhere.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D7008

AFFECTED FILES
  mercurial/__init__.py
  mercurial/pycompat.py
  mercurial/statprof.py

CHANGE DETAILS

diff --git a/mercurial/statprof.py b/mercurial/statprof.py
--- a/mercurial/statprof.py
+++ b/mercurial/statprof.py
@@ -168,7 +168,7 @@
         # a float
         if frequency:
             self.sample_interval = 1.0 / frequency
-        elif not hasattr(self, 'sample_interval'):
+        elif not pycompat.hasattr(self, 'sample_interval'):
             # default to 1000 Hz
             self.sample_interval = 1.0 / 1000.0
         else:
diff --git a/mercurial/pycompat.py b/mercurial/pycompat.py
--- a/mercurial/pycompat.py
+++ b/mercurial/pycompat.py
@@ -355,6 +355,7 @@
     strurl = identity
     bytesurl = identity
     open = open
+    hasattr = hasattr
     setattr = setattr
 
     # this can't be parsed on Python 3
diff --git a/mercurial/__init__.py b/mercurial/__init__.py
--- a/mercurial/__init__.py
+++ b/mercurial/__init__.py
@@ -171,7 +171,7 @@
                 r, c = t.start
                 l = (
                     b'; from mercurial.pycompat import '
-                    b'delattr, getattr, hasattr\n'
+                    b'delattr, getattr\n'
                 )
                 for u in tokenize.tokenize(io.BytesIO(l).readline):
                     if u.type in (tokenize.ENCODING, token.ENDMARKER):
@@ -220,7 +220,7 @@
     # ``replacetoken`` or any mechanism that changes semantics of module
     # loading is changed. Otherwise cached bytecode may get loaded without
     # the new transformation mechanisms applied.
-    BYTECODEHEADER = b'HG\x00\x0f'
+    BYTECODEHEADER = b'HG\x00\x10'
 
     class hgloader(importlib.machinery.SourceFileLoader):
         """Custom module loader that transforms source code.



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