Back to square one

import matplotlib.pyplot as plt
%matplotlib inline
import pandas as pd
import numpy as np
import holoviews as hv
import geoviews as gv
import datashader as ds
import dask.dataframe as dd
from cartopy import crs
import missingno as msno
from IPython.display import display
pd.options.display.max_columns = None
import re
import multiprocessing as mp
import datashader.transfer_functions as tf
from datashader.utils import lnglat_to_meters as webm
from datetime import datetime
from holoviews.operation.datashader import datashade, dynspread, shade
import vaex
hv.extension('bokeh', width=95)

%opts RGB     [width=1200 height=682 xaxis=None yaxis=None show_grid=False] 
%opts Shape (fill_alpha=0 line_width=1.5) [apply_ranges=False tools=['tap']] 
%opts Points [apply_ranges=False] WMTS (alpha=0.5)
%opts Overlay [width=900 height=525 xaxis=None yaxis=None]