move global constants to another script

Author: Jingjing Tang

nchs_mortality/delphi_nchs_mortality/constants.py

@@ -0,0 +1,22 @@
+"""Registry for constants"""
+# global constants
+METRICS = [
+        "covid_deaths", "total_deaths", "percent_of_expected_deaths",
+        "pneumonia_deaths", "pneumonia_and_covid_deaths", "influenza_deaths",
+        "pneumonia_influenza_or_covid_19_deaths"
+]
+SENSOR_NAME_MAP = {
+        "covid_deaths": "deaths_covid_incidence",
+        "total_deaths": "deaths_allcause_incidence",
+        "percent_of_expected_deaths": "deaths_percent_of_expected",
+        "pneumonia_deaths": "deaths_pneumonia_notflu_incidence",
+        "pneumonia_and_covid_deaths": "deaths_covid_and_pneumonia_notflu_incidence",
+        "influenza_deaths": "deaths_flu_incidence",
+        "pneumonia_influenza_or_covid_19_deaths": "deaths_pneumonia_or_flu_or_covid_incidence"
+}
+SENSORS = [
+        "num",
+        "prop"
+]
+INCIDENCE_BASE = 100000
+GEO_RES = "state"