Check that workplace shares are not larger than one (#453)

Co-authored-by: West Jens <[email protected]>

Scripts/datahandling/zonedata.py

@@ -71,8 +71,9 @@ def __init__(self, data_dir: str, zone_numbers: numpy.array):
         self.share["share_male"] = pandas.Series(0.5, self.zone_numbers)
         self.nr_zones = len(self.zone_numbers)
         self["population_density"] = pop / landdata["builtar"]
-        wp = workdata["total"]
+        wp = workdata.pop("total")
         self["workplaces"] = wp
+        ShareChecker({})["Workplace shares"] = workdata.sum(axis="columns")
         self["service"] = workdata["sh_serv"] * wp
         self["shops"] = workdata["sh_shop"] * wp
         self["logistics"] = workdata["sh_logi"] * wp