Shown is a method for retrieving time-dependent asset prices and worldwide economic data. There are many databases for financial data. The primary free (no paywall) databases that I use are: Yahoo Finance is a good source of downloadable time-dependent asset prices from any U.S trading market ticker. I show a…

I argue that the market is efficient and that prices reflect the future performance of market instruments. All upturns and downturns of prices, above random noise, are due to predicted future micro and macro events and surprises. I focus on the inflation macro event in this blog article, Disclaimer: the…

MLOps = DevOps + DataOps+ MLLabOps + MLProdOps + DSOps — I was taught to transform a complex problem into a simpler problem, by dividing the problem into smaller sub-problems. I made the process paradigm of Machine Learning Operations (MLOps) simpler by dividing it into five different, but overlapping process groups or…

Let’s discuss why type hinting techniques and tools improve your Python code — Overview of Type Hints or Type Annotations Python is a dynamically typed language. However, starting with Python 3.5 (PEP 484), type hints were introduced. Type hints (note: not strong type checking) make it possible, post coding of Python, to do static type checking of code. Here’s a great figure showing the evolution of Python type hinting:

A step-by-step approach for defining by formula and creating four different high-performance methods for risk of a market-exchange asset. — There are different risks of an asset. I go over four different risks. One is an uncommonly reported risk, while the other three are commonly reported. For each type of risk: I explain the definition of each risk. Show how to calculate the risk; Show the python code function for…

Python code and benchmarks for ten different spaCy text preprocessing actions — Introduction Estimates state that 70%–85% of the world's data is text (unstructured data). New deep learning language models (transformers) have also caused explosive growth in industrial applications. This article is not an article introducing Natural Language Processing (NLP). The feeding…

The first two approaches show how to add a method to the Pandas DataFrame class. The third approach shows how to add a new class to the Pandas DataFrame class. Approach (Method) #1 — Assign method name to a function I saw the following approach in StackOverflow. from pandas.core.base import PandasObject def foo_function(df): x= 1 return x PandasObject.foo_method = foo_function …

A step-by-step approach for finding and analyzing the returns of a market-exchange asset — Disclaimer: the following content is for informational purposes only and does not constitute financial advice. Do not take any decisions based solely on my writing. I need a method to measure the returns of a market-exchange asset. Using the return trend-line, I competitively compare assets. In the case of ETFs…

Twelve tips that guide my investments and spending. Investment Tip #1 Learn from your mistakes. Investment Tip #2 Invest in a stock exchange ETF not a indivual stock. An exchange-traded fund (ETF) is a type of pooled investment security that operates much like a mutual fund. …