minor fixes

Author: Trolldemorted

src/towns/population.md

@@ -1,3 +1,14 @@
 # Population
 All things related to the population are handled during the town's tick call.
 The following subsections explain the identified functions.
+
+The game uses the following enum to represent the 4 population types:
+```c
+enum population_type : __int32
+{
+  pt_rich = 0x0,
+  pt_wealthy = 0x1,
+  pt_poor = 0x2,
+  pt_beggar = 0x3,
+};
+```

src/towns/population/levels.py

@@ -42,13 +42,6 @@ def __init__(
             dwellings_capacity_poor,
         ]
 
-    def get_divisor(self, level):
-        if level == 0:
-            return 213 if self.has_mint else 320
-        elif level == 1:
-            return 160
-        raise Exception()
-
     def update_population_levels(self):
         self.update_population_level(0)
         self.update_population_level(1)
@@ -63,7 +56,7 @@ def update_population_level(self, level: int):
         LOGGER.debug(f"{level} target: {target} stock: {self.citizens[level]}")
         if target < self.citizens[level]:
             # Current stock exceeds target
-            demoted = 2 * self.citizens[level] / target + 1
+            demoted = 2 * self.citizens[level] // target + 1
             if demoted > self.citizens[level]:
                 demoted = self.citizens[level] - 1
             self.citizens[2] += demoted
@@ -79,6 +72,13 @@ def update_population_level(self, level: int):
                 self.citizens[2] -= promoted
                 self.citizens[level] += promoted
 
+    def get_divisor(self, level):
+        if level == 0:
+            return 213 if self.has_mint else 320
+        elif level == 1:
+            return 160
+        raise Exception()
+
 
 def plot_example1():
     plt.clf()