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import os
import socket
import subprocess
import time
import requests
import json
# Constants
NOW_DIR = os.getcwd()
CONFIG_FILE = os.path.join(NOW_DIR, "assets", "config.json")
ENV_PATH = os.path.join(NOW_DIR, "env", "python.exe")
FLASK_SCRIPT_PATH = os.path.join(NOW_DIR, "assets", "flask", "routes.py")
HOST = "localhost"
PORT = 8000
TIMEOUT = 2
# Functions
def start_flask():
"""
Starts the Flask server if it's not already running.
"""
try:
# Check if Flask server is already running
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
sock.settimeout(TIMEOUT)
sock.connect((HOST, PORT))
print("Flask server is already running. Trying to restart it.")
requests.post("http://localhost:8000/shutdown")
time.sleep(3)
except socket.timeout:
# Start the Flask server
try:
subprocess.Popen(
[ENV_PATH, FLASK_SCRIPT_PATH],
creationflags=getattr(subprocess, "CREATE_NEW_CONSOLE", 0),
)
except Exception as error:
print(f"An error occurred starting the Flask server: {error}")
def load_config_flask():
"""
Loads the Flask server configuration from the config.json file.
"""
with open(CONFIG_FILE, "r") as file:
config = json.load(file)
return config["flask_server"]
def save_config(value):
"""
Saves the Flask server configuration to the config.json file.
"""
with open(CONFIG_FILE, "r", encoding="utf8") as file:
config = json.load(file)
config["flask_server"] = value
with open(CONFIG_FILE, "w", encoding="utf8") as file:
json.dump(config, file, indent=2)
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