tcp: clear_log to clear socket logs

netlib/tcp.py

@@ -126,6 +126,9 @@ class _FileLike(object):
         if self.is_logging():
             self._log.append(v)
 
+    def clear_log(self):
+        self._log = []
+
     def reset_timestamps(self):
         self.first_byte_timestamp = None
 

test/test_tcp.py

@@ -553,6 +553,8 @@ class TestFileLike:
         assert s.get_log() == ""
         s.read(1)
         assert s.get_log() == "o"
+        s.clear_log()
+        assert s.get_log() == ""
         s.stop_log()
         tutils.raises(ValueError, s.get_log)