fix bug for interrupting failure in windows (#1218)

Author: rainyfly

requirements.txt

@@ -8,7 +8,6 @@ requests
 six >= 1.14.0
 matplotlib
 pandas
-multiprocess
 packaging
 x2paddle
 rarfile

visualdl/component/profiler/profiler_reader.py

@@ -14,12 +14,12 @@
 # =======================================================================
 import os
 import re
+from multiprocessing import Process
+from multiprocessing import Queue
 from threading import Lock
 from threading import Thread
 
 import packaging.version
-from multiprocess import Process
-from multiprocess import Queue
 
 from .parser.const_description import *  # noqa: F403
 from .parser.event_node import load_profiler_json

visualdl/server/app.py

@@ -17,6 +17,7 @@
 import multiprocessing
 import os
 import re
+import signal
 import sys
 import threading
 import time
@@ -78,6 +79,9 @@ def get_locale():
             lang = request.accept_languages.best_match(support_language)
         return lang
 
+    signal.signal(
+        signal.SIGINT, signal.SIG_DFL
+    )  # we add this to prevent SIGINT not work in multiprocess queue waiting
     babel = Babel(app, locale_selector=get_locale)  # noqa:F841
     # Babel api from flask_babel v3.0.0
     api_call = create_api_call(args.logdir, args.model, args.cache_timeout)