python: add flush() to Stdout

Python sometime calls flush() on sys.stdout or sys.stderr.
In particular, it might do so when an exception is raised. This fixes
the second error message that was generated in such cases.

Signed-off-by: Celelibi <celelibi@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/plugins/python/python.py b/plugins/python/python.py
index 7a794784..07900eb2 100644
--- a/plugins/python/python.py
+++ b/plugins/python/python.py
@@ -64,6 +64,10 @@ class Stdout:
         else:
             self.buffer += string
 
+    def flush(self):
+        lib.hexchat_print(lib.ph, bytes(self.buffer))
+        self.buffer = bytearray()
+
     def isatty(self):
         return False