File size: 7,174 Bytes
7dfe46c
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
import logging
import os
import yaml
from datetime import datetime
import sys
from typing import List

class CustomLoggerTracker:
    _instance = None
    _initialized = False
    
    def __new__(cls, config_path='logging_config.yaml'):
        """Singleton pattern to ensure only one instance exists."""
        if cls._instance is None:
            cls._instance = super(CustomLoggerTracker, cls).__new__(cls)
        return cls._instance
    
    def __init__(self, config_path='logging_config.yaml'):
        """Initialize the custom logger with configuration."""
        if self._initialized:
            return
            
        self.config = self._load_config(config_path)
        self.loggers = {}
        self.base_log_dir = self.config.get('base_log_dir', 'logs')
        self._setup_base_directory()
        self._initialized = True
        
    def _load_config(self, config_path):
        """Load configuration from YAML file."""
        try:
            with open(config_path, 'r') as file:
                return yaml.safe_load(file)
        except FileNotFoundError:
            # Default configuration if file not found
            return {
                'base_log_dir': 'logs',
                'default_level': 'INFO',
                'format': '%(asctime)s - %(name)s - %(levelname)s - %(message)s',
                'console_output': True,
                'modules': {
                    'main': {'level': 'INFO'},
                    'utils': {'level': 'INFO'},
                    'old_docs': {'level': 'INFO'},
                    'rag': {'level': 'INFO'},
                    'query_utils': {'level': 'INFO'},
                    'prompt_temp': {'level': 'INFO'}
                }
            }

    def _setup_base_directory(self):
        """Setup the base directory structure for logs."""
        if not os.path.exists(self.base_log_dir):
            os.makedirs(self.base_log_dir)

    def _get_log_path(self, module_name):
        """Generate the hierarchical path for log files."""
        now = datetime.now()
        year_dir = os.path.join(self.base_log_dir, str(now.year))
        month_dir = os.path.join(year_dir, f"{now.month:02d}")
        day_dir = os.path.join(month_dir, f"{now.day:02d}")
        os.makedirs(day_dir, exist_ok=True)
        return os.path.join(day_dir, f"{module_name}.log")

    def get_logger(self, module_name):
        """Get or create a logger for a specific module."""
        if module_name in self.loggers:
            return self.loggers[module_name]

        # Create new logger & Models Specific Config
        logger = logging.getLogger(module_name)
        module_config = self.config['modules'].get(module_name, {})
        level = getattr(logging, module_config.get('level', self.config['default_level']))
        logger.setLevel(level)

        # Clear existing handlers to avoid duplicates
        logger.handlers.clear()

        # Create formatter
        formatter = logging.Formatter(self.config.get('format'))

        # Create file handler with the hierarchical path
        log_path = self._get_log_path(module_name)
        file_handler = logging.FileHandler(log_path)
        file_handler.setFormatter(formatter)
        logger.addHandler(file_handler)

        # Optionally add console handler
        if self.config.get('console_output', True):
            console_handler = logging.StreamHandler()
            console_handler.setFormatter(formatter)
            logger.addHandler(console_handler)

        # Prevent propagation to avoid duplicate messages
        logger.propagate = False
        
        self.loggers[module_name] = logger
        return logger

    def update_config(self, new_config):
        """Update logger configuration."""
        self.config.update(new_config)
        # Reset all loggers to apply new configuration
        for module_name in self.loggers:
            logger = self.loggers[module_name]
            for handler in logger.handlers[:]:
                logger.removeHandler(handler)
        self.loggers = {}

    def log_message(self, process_log: List[str], message: str, level: str = "info", module: str = "default") -> None:
        """
        Append to process_log AND send to the central logger.
        
        Args:
            process_log: List to append the message to
            message: The message to log
            level: Log level ('info', 'warning', 'error')
            module: Module name for the logger (optional, defaults to 'default')
        """
        process_log.append(message)
        
        # Get the logger for the specified module
        logger = self.get_logger(module)
        
        # Log the message at the appropriate level
        if level.lower() == "error":
            logger.error(message)
        elif level.lower() == "warning":
            logger.warning(message)
        else:
            logger.info(message)

    def log_info(self, message: str, module: str = "default") -> None:
        """Log an info message."""
        logger = self.get_logger(module)
        logger.info(message)

    def log_warning(self, message: str, module: str = "default") -> None:
        """Log a warning message."""
        logger = self.get_logger(module)
        logger.warning(message)

    def log_error(self, message: str, module: str = "default") -> None:
        """Log an error message."""
        logger = self.get_logger(module)
        logger.error(message)

    # Alternative method names that match your original _log function pattern
    def _log(self, process_log: List[str], message: str, level: str = "info", module: str = "default") -> None:
        """Alias for log_message to match your original function name."""
        self.log_message(process_log, message, level, module)


# Create a default instance for easy importing
default_logger = CustomLoggerTracker()

# Expose the methods at module level for easy importing
log_message = default_logger.log_message
log_info = default_logger.log_info
log_warning = default_logger.log_warning
log_error = default_logger.log_error
_log = default_logger._log


# Example usage
if __name__ == "__main__":
    # Method 1: Create your own instance
    logger_tracker = CustomLoggerTracker()
    process_log = []
    
    logger_tracker.log_message(process_log, "This is a test info message", "info", "registration")
    logger_tracker.log_message(process_log, "This is a warning message", "warning", "registration")
    logger_tracker.log_message(process_log, "This is an error message", "error", "registration")
    
    # Method 2: Use the default instance functions
    process_log2 = []
    log_message(process_log2, "Using default logger", "info", "detection")
    _log(process_log2, "Using _log alias", "warning", "detection")
    
    # Method 3: Direct logging without process_log
    log_info("Direct info message", "main")
    log_warning("Direct warning message", "main")
    log_error("Direct error message", "main")
    
    print("Process log 1 contents:")
    for log_entry in process_log:
        print(f"  {log_entry}")
    
    print("Process log 2 contents:")
    for log_entry in process_log2:
        print(f"  {log_entry}")