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UpdateRegionalPositivity.py
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UpdateRegionalPositivity.py
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# -*- coding: utf-8 -*-
"""
Update plots for regional cases/tests and deaths/hospitalizations.
"""
import pandas as pd
import datetime
import os
import covid
#%% Cases per 100K max for y-axes
per100k = 250
date_start = datetime.datetime(2021,6,15)
#%% Get the data
# population data
csv_file_pop = '.\\data\\Population-Data-WI.csv'
popdata = covid.read_pop_data_wi(csv_file_pop)
# covid data
widata = covid.download_covid_data_wi('county2')
# widata = covid.read_covid_data_wi('county')
#%% Sum up population by region
# get mapping between county and region
region_file = 'data\\Regions-WI.csv'
region_map = pd.read_csv(region_file)
region_map = region_map[['County', 'Modified HERC Short']]
region_map = region_map.set_index('County')
region_map = region_map.squeeze()
# get a list of region names
region_list = region_map.unique()
# add WI overall to the map
region_map['WI'] = 'WI'
# apply this map to the county name column to create a new Region column
widata['Region'] = widata.GEOName.apply(lambda n: region_map[n])
# group data by regions
regiondata = widata.groupby(['Date', 'Region']).sum()
regiondata = regiondata.reset_index()
# find population of these regions
popdata_region = popdata.to_frame(name='Population')
popdata_region['Region'] = region_map
pop_region = popdata_region.groupby('Region').sum().squeeze()
#%% Trim data
col_rename = {'Date': 'Date',
'Region': 'Region',
'POS_NEW_CONF': 'Cases', # confirmed cases
'TESTS_NEW': 'Tests', # total tests
'DTH_CONF_Daily': 'Deaths', # by date of death
}
regiondata = regiondata[col_rename.keys()]
regiondata = regiondata.rename(columns=col_rename)
# convert to date and discard the time portion
regiondata.Date = pd.to_datetime(regiondata.Date).apply(lambda d: d.date())
regiondata = regiondata.sort_values('Date')
#%% compute percent positive - NEED TO GROUP BY REGION
regiondata['Percent positive'] = regiondata['Cases'] / regiondata['Tests']
# compute 7-day averages inside region groups
regiondata['Cases (7-day)'] = regiondata.groupby('Region').Cases.rolling(7).mean().reset_index(level=0, drop=True)
regiondata['Tests (7-day)'] = regiondata.groupby('Region').Tests.rolling(7).mean().reset_index(level=0, drop=True)
regiondata['Percent positive (7-day avg)'] = regiondata['Cases (7-day)'] / regiondata['Tests (7-day)']
#%% convert per-capita (per 100K)
regiondata['RegionPop'] = regiondata.Region.apply(lambda n: pop_region[n])
capita = regiondata.copy()
datacols = ['Cases', 'Tests', 'Deaths', 'Cases (7-day)', 'Tests (7-day)']
capita[datacols] = regiondata[datacols].div(regiondata['RegionPop'], axis=0) * 100000
#%% Region names and colors
plotpath = '.\\docs\\_includes\\plotly'
regiondata['NAME'] = regiondata['Region']
region_ordered = ['Northwest', 'North Central', 'Northeast',
'Western', 'Fox Valley', 'Southeast',
'South Central', 'Madison', 'Milwaukee']
color_dict = {'Northwest': 'thistle',
'North Central': 'khaki',
'Northeast': 'green',
'Western': 'sandybrown',
'Fox Valley': 'yellowgreen',
'Southeast': 'lightsteelblue',
'South Central': 'pink',
'Madison': 'red',
'Milwaukee': 'navy',
'': 'black'}
colors = [color_dict[r] for r in region_ordered]
#%% Grid plot - Cases / % Positive
plotpath = '.\\docs\\_includes\\plotly'
savefile = plotpath+'\\Cases-Positivity-Region.html'
region_ordered2 = ['Northwest', '',
'North Central', 'Northeast',
'Western', 'Fox Valley',
'South Central', 'Southeast',
'Madison', 'Milwaukee']
colors2 = [color_dict[r] for r in region_ordered2]
fig = covid.plotly_twolines(
capita,
'Cases',
'Percent positive (7-day avg)',
groupby='Region',
grouplist=region_ordered2,
groupcolors=colors2,
ncol=2,
plotcolors=['steelblue', 'darkmagenta', 'lightsteelblue'],
secondary_scale=1/400,
date_min=date_start,
range_max=per100k,
col1_mode='avg-bar',
col2_mode='line',
plotlabels = {'title': 'Regional Cases and Percent Positive',
'yaxis': 'Cases per 100K',
'yaxis_secondary': 'Percent positive',
},
savefile=savefile,
showfig=False,
)
# fig.update_xaxes(title_text='Date of test result')
fig.update_yaxes(secondary_y=True, tickformat=',.0%')
fig.update_traces(secondary_y=True, hovertemplate='%{y:.1%}')
# add image of regions
fig.add_layout_image(
dict(
source='https://covid-wisconsin.com/assets/Map-Regions-Small.png',
xref="paper", yref="paper",
x=1, y=0.95,
sizex=0.28, sizey=0.28,
xanchor='right', yanchor='middle'
)
)
# Insert breaks into trace names for legend
fig.update_traces(name='Percent positive<br>(7-day avg)',
selector=dict(name='Percent positive (7-day avg)'))
fig.update_traces(name='Cases<br>(7-day avg)',
selector=dict(name='Cases (7-day avg)'))
# move legend
fig.update_layout(
legend=dict(
orientation='v',
yanchor="top",
y=1,
xanchor="left",
x=0.48,
font_size=13,
bgcolor='rgba(0,0,0,0)',
)
)
fig.write_html(
file=savefile,
include_plotlyjs='cdn',
default_height=1000,
)
os.startfile(savefile)