tdicola

# Cyber Flower Digital Valentine
#
# 'Roses are red,
#  Violets are blue,
#  This flower changes color,
#  To show its love for you.'
#
# Load this on a Gemma M0 running CircuitPython and it will smoothly animate
# the DotStar LED between different color hues.  Touch the D0 pad and it will
# cause the pixel to pulse like a heart beat.  Try connecting aluminum foil or

tdicola

# Python Data Storage Demos Example 0: No Data Storage
# Basic setup for demos which show different ways to store program state (data)
# using standard and other Python libraries.  This example has no data storage
# and will always show default values when run.
#
# Author: Tony DiCola
# License: Public Domain


# Create a class to represent a person and their favorite color.

tdicola

from pandas import *
import numpy as np


def query(select=None, from_=None, where=None, groupby=None, orderby=None, 
    ascending=True):
    """
    SQL style query for columns of a DataFrame.
      select    List of column names to select in the final output.  Aggregation 
                may be defined by specifying a list of [<aggregation function>,