pexpect: Make spawn() less verbose

Don't log every binary we spawn by default, instead only do that if
debug logging is enabled.

But do always print the qemu command we're executing.

Author: mpe

lib/pexpect_utils.py

@@ -23,7 +23,7 @@ def __init__(self):
         self.bug_patterns = self.default_bug_patterns
 
     def spawn(self, *args, **kwargs):
-        logging.info("Spawning '%s'" % args)
+        logging.debug("Spawning '%s'" % args)
         self.child = pexpect.spawn(*args, encoding='utf-8', echo=False, **kwargs)
         if '--quiet' not in sys.argv:
             self.log_to(sys.stdout)

lib/qemu.py

@@ -285,6 +285,8 @@ def qemu_main(qconf):
 
     cmd = qconf.cmd()
 
+    logging.info(f"Running '{cmd}'")
+
     if qconf.interactive:
         logging.info("Running interactively ...")
         if qconf.host_mount: