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Video: PYCON US 2018 Talk - Counter, Gauge, Oh my!

The video for my PyCon talk - "Counter, Gauge, Oh My!" is up:

The accompanying git repository is here and has the demos, links to some of my related articles and other resources.

If you have any feedback, please let me know.


A demo plugin based Python code analyser

A few weeks back I wrote a analyser for Apache Thrift IDL in Python. We used it to enforce some code review guidelines. When we hooked it onto arcanist lint engine, we could give feedback to developers at the time they were proposing a code change. The thrift parsing was …


PYCON US 2018 talk: Counter, Gauge, Upper 90 - Oh my!

In a couple of days, on Saturday, I will be delivering my PYCON US talk titled Counter, Gauge, Upper 90 - Oh my!.

This talk covers my journey into application monitoring in general and Python applications specifically. We will start with looking into the why of monitoring, learn the absolute basics …


Detecting RLO character in Python

At work, I learned about how Right-to-Left Override was being used to make actually malicious files to look harmless. For example, a .exe file was being made to appear as .doc files. We didn't want to allow uploading such files. This meant that I nedded to detect the presence of …


Python: Using specific git commits of third party packages

After a fair number of furious impatient attempts to try and use specific git commits of third party packages in my Python software, I finally have been able to make it work. I went back to the drawing board - basically reading setup-vs-requirement.

Applications

This is what I did:

  • If you …

Data in CPython

When writing programs in Python (CPython), you have access to data types such as a int, str, tuple, list and a dict. It is fairly obvious what each of these data types would be used to represent: an int data type would represent an integer and a list would represent …


Your options for monitoring multi-process Python applications with Prometheus

In an earlier article, Monitoring Your Synchronous Python Web Applications Using Prometheus, I discussed a limitation of using the Python client for prometheus.

Limitation of native prometheus exporting

prometheus was built with single process multi-threaded applications in mind. I use the term multi-threaded here to also include coroutine based concurrent …


Linux System Mining with Python

In this article, we will explore the Python programming language as a tool to retrieve various information about a system running Linux. Let's get started.

Which Python?

When I refer to Python, I am referring to CPython 2 (2.7 to be exact). I will mention it explicitly when the …


Compilation and Interpretation in C and CPython

It is common knowledge that programs written in high level languages have to be translated into a low level language using programs referred to as translators. This low level language is either in a native form, in the sense that it is understood by the operating system itself, or in …


Getting started with gRPC and Python

My article on getting started with gRPC in Python is up on the codeship blog:

I build upon it in the next article:

The demos can be found in the python-grpc-demo repository.

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