Under python3, calls to write() on the stream to `git fast-import` must be encoded. This patch wraps the IO object such that this encoding is done transparently. Conversely, any text data read from subprocesses must also be decoded before running through the rest of the pipeline. Signed-off-by: Yang Zhao <yang.zhao@xxxxxxxxxxxxxx> --- git-p4.py | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/git-p4.py b/git-p4.py index ead9d816e1..d79cbf7005 100755 --- a/git-p4.py +++ b/git-p4.py @@ -237,6 +237,9 @@ def read_pipe_lines(c): if pipe.close() or p.wait(): die('Command failed: %s' % str(c)) + if use_encoded_streams: + val = [line.decode() for line in val] + return val def p4_read_pipe_lines(c): @@ -631,7 +634,7 @@ def p4CmdList(cmd, stdin=None, stdin_mode='w+b', cb=None, skip_info=False, stdin_file.write(stdin) else: for i in stdin: - stdin_file.write(i + '\n') + stdin_file.write((i + '\n').encode()) stdin_file.flush() stdin_file.seek(0) @@ -3547,6 +3550,15 @@ def openStreams(self): self.gitStream = self.importProcess.stdin self.gitError = self.importProcess.stderr + if use_encoded_streams: + # Wrap gitStream.write() so that it can be called using `str` arguments + def make_encoded_write(write): + def encoded_write(s): + return write(s.encode() if isinstance(s, str) else s) + return encoded_write + + self.gitStream.write = make_encoded_write(self.gitStream.write) + def closeStreams(self): self.gitStream.close() if self.importProcess.wait() != 0: -- 2.24.0.windows.2