Over time, it’s fascinating to witness how certain concepts, approaches, or visions age. Time, in its inexorable flow, often brings justice to ideas and individuals alike. Such a reflection is pertinent when considering the enduring impact of Ralph Kimball’s groundbreaking book on dimensional modeling for data warehousing and business intelligence.
Author: geohernandez
List Comprehension and Walrus operator in Python
When we are working with lists, dictionaries, and sets in Python, we have a special syntax, called comprehensions. This feature helps us to improve the readability of our code, providing compact syntax for deriving a new list from another iterable.
Playing with some Pandas functions and Airflow operators
Recently, I was dealing with a task where I had to import raw information into a staging PostgreSQL Database as part of a task in the Airflow DAG pipeline. I would like to share the approach used and exposes the valuable Pandas.json_normalize function and how it helps to prepare the data before importing. Reading the…
Using interpolated format strings in Python
The release of Python 3.6 came with exciting functionalities. I want to speak about the feature called interpolated format string – f-strings for short- through this quick post. This new feature allows us to have a more readable, concise and even faster way of formatting string, in short words: pythonic code.