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Questions tagged [structlog]

Use the structlog tag for the Python package structlog, which provides structured logging for Python applications.

Structured Logging for Python

54 questions
12
votes
2 answers

set log level with structlog

I am trying to setup structlog and set log level. My code looks like this: import structlog import logging filepath=open("out.log",'a') logging.basicConfig( level=logging.INFO ) structlog.configure( …
MK.
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12
votes
3 answers

How to add code line number using structlog

Using python standard logging module, the line number for the originating log call can be added using: %(lineno)s. How can this be accomplished using structlog?
Random Element
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8
votes
1 answer

Django Structlog is not printing or writing log message to console or file

I have installed django-structlog 1.4.1 for my Django project. I have followed all the steps which has been described in that link. In my settings.py file: import structlog MIDDLEWARE = [ 'django.middleware.security.SecurityMiddleware', …
Arif
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6
votes
1 answer

Format string output to JSON

I'm playing around with FastAPI and Structlog and wanted to test and convert log format from plain text/string to JSON format for better readability and processing by the log aggregator platforms. Facing a case where certain log output are available…
Goku
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5
votes
2 answers

How do you specify output log file using structlog?

I feel like this should be super simple but I cannot figure out how to specify the path for the logfile when using structlog. The documentation states that you can use traditional logging alongside structlog so I tried this: logger =…
user18730037
5
votes
2 answers

Python add extra fields to structlog-based formatters within logging

I'm trying to add the extra fields of my logs as a key-value while keep using standard logging library along with structlog ProcessorFormatter. Here is an example: If we use JsonFormatter, extra fields are added as a key-value to the log. With…
Joseph
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4
votes
0 answers

structlog and stdlib logging configuration in multiprocessing

I'm trying to integrate structlog in an application which uses multiprocessing. While i plan to switch to structlog completely, I want to capture stdlib logging calls of third partly libraries too. Since we plan to emit a JSON logfile and a…
ercpe
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4
votes
1 answer

How can I log date and datetime as strings with structlog?

Structlog seems to use __repr__ when creating log messages, which leads to date and datetime objects looking like 'datetime.datetime(2018, 9, 20, 10, 1, 52, 414750)' where '2018-09-20 10:01:52.414750' would be preferable. I would have thought there…
Aaron McMillin
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3
votes
0 answers

structlog unable to add handler to write into file

'''Setting configuration for the logger''' import logging from logging.handlers import RotatingFileHandler import os import sys import structlog LOG_LEVEL = os.environ.get("LOG_LEVEL", "info").upper() LOG_HANDLER = os.environ.get("LOG_HANDLER",…
JAPSIMRAN
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3
votes
0 answers

Streaming structlog events to Logstash

I'm attempting to use structlog in an AWS Lambda function and directly stream log events to our Logstash server. To this end, I'm using the logstash-async library using the beats transport layer. The code: from constants import LOGSTASH_HOST,…
Tim Clemons
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2
votes
1 answer

ExtraAdder throws an exception, thinks EventDict is a string?

Trying figure out how to actually use the processor. What I want to do is add a custom dictionary to log messages as per the example under Debug in the standard Python logging library (https://docs.python.org/3/library/logging.html). It doesn't…
coyot
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2
votes
3 answers

Python Structlog JSON

I am currently using the python structlog JSONRenderer and hoping to change my log configuration to render the event as the 1st JSON attribute for better readability. Current…
Patrick Bray
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2
votes
3 answers

How to specify levels in python logging module?

I need two handlers. One for file logging and another one for stream logging in the console. I need to specify levels for each handler. Notice that my levels are going to be something like the following ones. Stream Handler --> INFO File Handler -->…
Sadra
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2
votes
2 answers

Capture all stdout/stderr within structlog to generate JSON logs

I am currently trying to get away from print()'s and start with centralized log collection using the ELK stack and the structlog module to generate structured json log lines. This is working perfectly fine for modules that I wrote myself using a…
dasjanik
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2
votes
2 answers

Custom log level not working with structlog

I am working with python custom log - TRACE is custom log level in below code. With default logger, its working fine But when I change it for structlog it is giving error. structlog not able to identify TRACE in below code. It seems that structlog…
Pankaj Sharma
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