Python 3 forbids unbuffered I/O in text mode. Change the reading of
stdin in git-remote-testpy so that we read the lines as bytes and then
decode them a line at a time.
This allows us to keep the I/O unbuffered in order to avoid
reintroducing the bug fixed by commit 7fb8e16 (git-remote-testgit: fix
race when spawning fast-import).
Signed-off-by: John Keeping <john@xxxxxxxxxxxxx>
---
git-remote-testpy.py | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/git-remote-testpy.py b/git-remote-testpy.py
index 197b7be..5dbf1cc 100644
--- a/git-remote-testpy.py
+++ b/git-remote-testpy.py
@@ -154,7 +154,7 @@ def do_import(repo, args):
refs = [ref]
while True:
- line = sys.stdin.readline()
+ line = sys.stdin.readline().decode()
if line == '\n':
break
if not line.startswith('import '):
@@ -225,7 +225,7 @@ def read_one_line(repo):
line = sys.stdin.readline()
- cmdline = line
+ cmdline = line.decode()
if not cmdline:
warn("Unexpected EOF")
@@ -277,7 +277,11 @@ def main(args):
more = True
- sys.stdin = os.fdopen(sys.stdin.fileno(), 'r', 0)
+ # Use binary mode since Python 3 does not permit unbuffered I/O in text
+ # mode. Unbuffered I/O is required to avoid data that should be going
+ # to git-fast-import after an "export" command getting caught in our
+ # stdin buffer instead.
+ sys.stdin = os.fdopen(sys.stdin.fileno(), 'rb', 0)
while (more):
more = read_one_line(repo)
--
1.8.1.353.gc992d5a.dirty
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