yet-another-json-logger 
Yet another JSON logger.
Complete with opinionated decisions and hardcoded personal preferences.
Installation
pip install yet-another-json-loggerUsage
import logging
from yajl import JsonFormatter
json_handler = logging.FileHandler('log.json')
json_handler.setFormatter(JsonFormatter())
logger = logging.getLogger(__name__)
logger.addHandler(json_handler)
logger.setLevel(logging.INFO)
logger.info('Alice says %r', 'hi!')
try:
1 / 0
except ZeroDivisionError:
logger.exception('Bob divided by zero!')Will result in log.json containing:
{"hostname": "alen-dev-vm", "pwd": "/mnt/alen/dev/yet-another-json-logger", "user": "alen", "name": "__main__", "module": "test", "level": {"name": "INFO", "number": 20}, "file": {"path": "/mnt/alen/dev/yet-another-json-logger/test.py", "filename": "test.py", "line": 12, "func": "<module>"}, "timestamp": {"abs": 1618609778.928479, "rel": 839.9991989135742}, "proc": {"id": 36424, "name": "MainProcess"}, "thread": {"id": 24544, "name": "MainThread"}, "message": "Alice says 'hi!'"}
{"hostname": "alen-dev-vm", "pwd": "/mnt/alen/dev/yet-another-json-logger", "user": "alen", "name": "__main__", "module": "test", "level": {"name": "ERROR", "number": 40}, "file": {"path": "/mnt/alen/dev/yet-another-json-logger/test.py", "filename": "test.py", "line": 16, "func": "<module>"}, "timestamp": {"abs": 1618609778.928479, "rel": 839.9991989135742}, "proc": {"id": 36424, "name": "MainProcess"}, "thread": {"id": 24544, "name": "MainThread"}, "message": "Bob divided by zero!\nTraceback (most recent call last):\n File \"/mnt/alen/dev/yet-another-json-logger/test.py\", line 14, in <module>\n 1 / 0\nZeroDivisionError: division by zero", "exception": {"type": "builtins.ZeroDivisionError", "str": "division by zero", "traceback": " File \"/mnt/alen/dev/yet-another-json-logger/test.py\", line 14, in <module>\n 1 / 0\n"}}or, if prettified:
{
"hostname": "alen-dev-vm",
"pwd": "/mnt/alen/dev/yet-another-json-logger",
"user": "alen",
"name": "__main__",
"module": "test",
"level": {
"name": "INFO",
"number": 20
},
"file": {
"path": "/mnt/alen/dev/yet-another-json-logger/test.py",
"filename": "test.py",
"line": 12,
"func": "<module>"
},
"timestamp": {
"abs": 1618609778.928479,
"rel": 839.9991989135742
},
"proc": {
"id": 36424,
"name": "MainProcess"
},
"thread": {
"id": 24544,
"name": "MainThread"
},
"message": "Alice says 'hi!'"
}{
"hostname": "alen-dev-vm",
"pwd": "/mnt/alen/dev/yet-another-json-logger",
"user": "alen",
"name": "__main__",
"module": "test",
"level": {
"name": "ERROR",
"number": 40
},
"file": {
"path": "/mnt/alen/dev/yet-another-json-logger/test.py",
"filename": "test.py",
"line": 16,
"func": "<module>"
},
"timestamp": {
"abs": 1618609778.928479,
"rel": 839.9991989135742
},
"proc": {
"id": 36424,
"name": "MainProcess"
},
"thread": {
"id": 24544,
"name": "MainThread"
},
"message": "Bob divided by zero!\nTraceback (most recent call last):\n File \"/mnt/alen/dev/yet-another-json-logger/test.py\", line 14, in <module>\n 1 / 0\nZeroDivisionError: division by zero",
"exception": {
"type": "builtins.ZeroDivisionError",
"str": "division by zero",
"traceback": " File \"/mnt/alen/dev/yet-another-json-logger/test.py\", line 14, in <module>\n 1 / 0\n"
}
}
