Fixed all pylint warnings

yolo.py

@@ -30,7 +30,7 @@ import yaml
 from termcolor import colored
 from colorama import init
 
-from ai_model import AIModel, GroqModel, OpenAIModel, OllamaModel, AnthropicModel, AzureOpenAIModel
+from ai_model import AIModel
 
 CONFIG_FILE = "yolo.yaml"
 PROMPT_FILE = "yolo.prompt"
@@ -51,7 +51,7 @@ def read_yaml_config() -> any:
     prompt_path = os.path.dirname(yolo_path)
 
     config_file = os.path.join(prompt_path, CONFIG_FILE)
-    with open(config_file, 'r') as file:
+    with open(config_file, 'r', encoding='utf-8') as file:
         return yaml.safe_load(file)
 
 def set_openai_api_key(config):
@@ -168,7 +168,8 @@ def get_system_prompt(shell):
 
     ## Load the prompt and prep it
     prompt_file = os.path.join(prompt_path, PROMPT_FILE)
-    system_prompt = open(prompt_file,"r").read()
+    with open(prompt_file, "r", encoding="utf-8") as file:
+        system_prompt = file.read()
     system_prompt = system_prompt.replace("{shell}", shell)
     system_prompt = system_prompt.replace("{os}", get_os_friendly_name())
 
@@ -300,9 +301,8 @@ def prompt_user_input(config, response):
 
         if config["modify"]:
             modify_text = " [m]modify"
-        
-        # TODO: Copy to clipboard flag
-        prompt_text =  "Execute command? [Y]es [n]o" + modify_text + ": "
+
+        prompt_text =  "Execute command? [Y]es [n]o [c]opy to clipboard" + modify_text + ": "
 
         if os.name == "posix" and missing_posix_display():
             prompt_text =  "Execute command? [Y]es [n]o" + modify_text + ": "