Add blank lines after doc-strings

rabotnikobm/occupancy/mapping.py

@@ -23,6 +23,7 @@ from collections import defaultdict
 
 def group_tags(occupancy_mapping: list[dict[str, str]]) -> dict[str, dict[str, str]]:
     """Extract groups of identical tags and group them in nested dicts."""
+
     grouped_tag_mapping = defaultdict(dict)
 
     for row in occupancy_mapping:
@@ -62,6 +63,7 @@ class OccupancyMapper:
     @classmethod
     def read_csv(cls, fn: str) -> list[dict[str, str]]:
         """Read content from csv into list of dicts."""
+
         with open(fn) as csvfile:
             mapping = list(csv.DictReader(csvfile))
 
@@ -70,6 +72,7 @@ class OccupancyMapper:
     @classmethod
     def from_csv(cls, fn: str) -> OccupancyMapper:
         """Read a csv and initialize a `OccupancyMapper`."""
+
         occupancy_mapping = cls.read_csv(fn)
         occupancy_mapping_grouped = group_tags(occupancy_mapping)
 
@@ -88,6 +91,8 @@ class OverridingOccupancy:
         self.mapping = mapping
 
     def apply(self, occupancies: list[str]):
+        """Apply the loaded mapping to a list of `occupancies`."""
+
         for candidate, occupancy in self.mapping.items():
             if candidate in occupancies:
                 return occupancy
@@ -98,6 +103,7 @@ class OverridingOccupancy:
     @classmethod
     def read_csv(cls, fn: str) -> dict[str, str]:
         """Read content from csv into list of dicts."""
+
         with open(fn) as csvfile:
             mapping = {k.strip(): v.strip() for (k, v) in csv.reader(csvfile)}
 
@@ -106,6 +112,6 @@ class OverridingOccupancy:
     @classmethod
     def from_csv(cls, fn: str) -> OverridingOccupancy:
         """Read a csv and initialize a `OverridingOccupancy` instance."""
-        occupancy_mapping = cls.read_csv(fn)
 
+        occupancy_mapping = cls.read_csv(fn)
         return cls(mapping=occupancy_mapping)