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# SPDX-FileCopyrightText: Copyright (c) 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: MIT
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import json
import os
# Define the file path to the configuration file.
config_file_path = 'config/config.json'
# Function to read the configuration file.
def read_config(file_path):
try:
# Open and read the file.
with open(file_path, 'r') as file:
return json.load(file)
except FileNotFoundError:
# Return None if the file is not found.
return None
# Function to check if the engine file exists.
def check_engine_exists(model_path, engine):
# Construct the full path to the engine file.
engine_path = os.path.join(os.getcwd(), model_path, engine)
# Check if the file exists at the path.
return os.path.exists(engine_path)
# Function to save the configuration file.
def save_config(file_path, data):
try:
# Open and write the updated data to the file.
with open(file_path, 'w') as file:
json.dump(data, file, indent=4)
return True
except Exception as e:
# Print an error message if saving fails.
print(f"Error saving the file: {e}")
return False
# Read the configuration file.
config = read_config(config_file_path)
installed_model_found = False
if config:
# Iterate through each model in the configuration.
for model in config['models']['supported']:
# Retrieve model path and engine file name.
model_path = model['metadata']['model_path']
engine = model['metadata']['engine']
# Update the 'installed' flag based on engine file existence.
model['installed'] = check_engine_exists(model_path, engine)
if model['installed'] and not installed_model_found:
config['models']['selected'] = model['name']
installed_model_found = True
# Save the updated configuration back to the file.
if save_config(config_file_path, config):
# Print confirmation and the updated configuration.
print("App running with config\n", json.dumps(config, indent=4))
else:
# Print an error message if saving fails.
print("Failed to save the updated configuration.")
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