Update python_easy_chess_gui.py

* Fix parameter of popen_uci, add creationflags for windows and remove creationflags  for linux. In windows when python source is converted to exe, the engine console when executed, will not be show because of creationflags=subprocess.CREATE_NO_WINDOW.

Author: fsmosca

python_easy_chess_gui.py

@@ -38,6 +38,7 @@
 import PySimpleGUI as sg
 import os
 import sys
+import subprocess
 import threading
 from pathlib import Path, PurePath  # Python 3.4 and up
 import queue
@@ -60,7 +61,7 @@
 
 
 APP_NAME = 'Python Easy Chess GUI'
-APP_VERSION = 'v1.8'
+APP_VERSION = 'v1.9'
 BOX_TITLE = '{} {}'.format(APP_NAME, APP_VERSION)
 
 
@@ -441,7 +442,12 @@ def run(self):
         folder = folder.parents[0]
 
         try:
-            self.engine = chess.engine.SimpleEngine.popen_uci(
+            if platform == 'win32':
+                self.engine = chess.engine.SimpleEngine.popen_uci(
+                    self.engine_path_and_file, cwd=folder,
+                    creationflags=subprocess.CREATE_NO_WINDOW)
+            else:
+                self.engine = chess.engine.SimpleEngine.popen_uci(
                     self.engine_path_and_file, cwd=folder)
         except chess.engine.EngineTerminatedError:
             logging.warning('Failed to start {}.'.format(self.engine_path_and_file))
@@ -844,7 +850,12 @@ def get_engine_id_name(self, path_and_file, q):
         folder = folder.parents[0]
 
         try:
-            engine = chess.engine.SimpleEngine.popen_uci(
+            if platform == 'win32':
+                engine = chess.engine.SimpleEngine.popen_uci(
+                    path_and_file, cwd=folder,
+                    creationflags=subprocess.CREATE_NO_WINDOW)
+            else:
+                engine = chess.engine.SimpleEngine.popen_uci(
                     path_and_file, cwd=folder)
             id_name = engine.id['name']
             engine.quit()
@@ -1062,8 +1073,13 @@ def add_engine_to_config_file(self, engine_path_and_file, pname, que):
             data = json.load(json_file)
 
         try:
-            engine = chess.engine.SimpleEngine.popen_uci(
-                engine_path_and_file, cwd=folder)
+            if platform == 'win32':
+                engine = chess.engine.SimpleEngine.popen_uci(
+                    engine_path_and_file, cwd=folder,
+                    creationflags=subprocess.CREATE_NO_WINDOW)
+            else:
+                engine = chess.engine.SimpleEngine.popen_uci(
+                    engine_path_and_file, cwd=folder)
         except Exception:
             logging.exception('Failed to add {} in config file.'.format(pname))
             que.put('Failure')
@@ -1152,10 +1168,15 @@ def check_engine_config_file(self):
             folder = epath.parents[0]
 
             try:
-                engine = chess.engine.SimpleEngine.popen_uci(
-                    engine_path_and_file, cwd=folder)
+                if platform == 'win32':
+                    engine = chess.engine.SimpleEngine.popen_uci(
+                        engine_path_and_file, cwd=folder,
+                        creationflags=subprocess.CREATE_NO_WINDOW)
+                else:
+                    engine = chess.engine.SimpleEngine.popen_uci(
+                        engine_path_and_file, cwd=folder)
             except Exception:
-                logging.exception('Failed to start engine.')
+                logging.exception(f'Failed to start engine {fn}!')
                 continue
 
             engine_id_name = engine.id['name']