Add Broodlord example for zerg

Author: Dentosal

examples/zerg/onebase_broodlord.py

@@ -0,0 +1,118 @@
+from functools import reduce
+from operator import or_
+import random
+
+import sc2
+from sc2 import Race, Difficulty
+from sc2.constants import *
+from sc2.player import Bot, Computer
+from sc2.data import race_townhalls
+
+import enum
+
+class BroodlordBot(sc2.BotAI):
+    def select_target(self):
+        if self.known_enemy_structures.exists:
+            return random.choice(self.known_enemy_structures).position
+
+        return self.enemy_start_locations[0]
+
+    async def on_step(self, iteration):
+        larvae = self.units(LARVA)
+        forces = self.units(ZERGLING) | self.units(CORRUPTOR) | self.units(BROODLORD)
+
+        if self.units(BROODLORD).amount > 2:
+            for unit in forces:
+                await self.do(unit.attack(self.select_target()))
+
+        if self.supply_left < 2:
+            if self.can_afford(OVERLORD) and larvae.exists:
+                await self.do(larvae.random.train(OVERLORD))
+                return
+
+        if self.units(GREATERSPIRE).ready.exists:
+            corruptors = self.units(CORRUPTOR)
+            # build half-and-half corruptors and broodlords
+            if corruptors.exists and corruptors.amount > self.units(BROODLORD).amount:
+                if self.can_afford(BROODLORD):
+                    await self.do(corruptors.random.train(BROODLORD))
+            elif self.can_afford(CORRUPTOR) and larvae.exists:
+                await self.do(larvae.random.train(CORRUPTOR))
+                return
+
+        if not self.townhalls.exists:
+            for unit in self.units(DRONE) | self.units(QUEEN) | forces:
+                await self.do(unit.attack(self.enemy_start_locations[0]))
+            return
+        else:
+            hq = self.townhalls.first
+
+        for queen in self.units(QUEEN).idle:
+            abilities = await self.get_available_abilities(queen)
+            if AbilityId.EFFECT_INJECTLARVA in abilities:
+                await self.do(queen(EFFECT_INJECTLARVA, hq))
+
+        if not (self.units(SPAWNINGPOOL).exists or self.already_pending(SPAWNINGPOOL)):
+            if self.can_afford(SPAWNINGPOOL):
+                await self.build(SPAWNINGPOOL, near=hq)
+
+        if self.units(SPAWNINGPOOL).ready.exists:
+            if not self.units(LAIR).exists and not self.units(HIVE).exists and hq.noqueue:
+                if self.can_afford(LAIR):
+                    await self.do(hq.build(LAIR))
+
+        if self.units(LAIR).ready.exists:
+            if not (self.units(INFESTATIONPIT).exists or self.already_pending(INFESTATIONPIT)):
+                if self.can_afford(INFESTATIONPIT):
+                    await self.build(INFESTATIONPIT, near=hq)
+
+            if not (self.units(SPIRE).exists or self.already_pending(SPIRE)):
+                if self.can_afford(SPIRE):
+                    await self.build(SPIRE, near=hq)
+
+        if self.units(INFESTATIONPIT).ready.exists and not self.units(HIVE).exists and hq.noqueue:
+            if self.can_afford(HIVE):
+                await self.do(hq.build(HIVE))
+
+        if self.units(HIVE).ready.exists:
+            spires = self.units(SPIRE).ready
+            if spires.exists:
+                spire = spires.random
+                if self.can_afford(GREATERSPIRE) and spire.noqueue:
+                    await self.do(spire.build(GREATERSPIRE))
+
+        if self.units(EXTRACTOR).amount < 2 and not self.already_pending(EXTRACTOR):
+            if self.can_afford(EXTRACTOR):
+                drone = self.workers.random
+                target = self.state.vespene_geyser.closest_to(drone.position)
+                err = await self.do(drone.build(EXTRACTOR, target))
+
+        if hq.assigned_harvesters < hq.ideal_harvesters:
+            if self.can_afford(DRONE) and larvae.exists:
+                larva = larvae.random
+                 await self.do(larva.train(DRONE))
+                return
+
+        for a in self.units(EXTRACTOR):
+            if a.assigned_harvesters < a.ideal_harvesters:
+                w = self.workers.closer_than(20, a)
+                if w.exists:
+                    await self.do(w.random.gather(a))
+
+        if self.units(SPAWNINGPOOL).ready.exists:
+            if not self.units(QUEEN).exists and hq.is_ready and hq.noqueue:
+                if self.can_afford(QUEEN):
+                    await self.do(hq.train(QUEEN))
+
+        if self.units(ZERGLING).amount < 40 and self.minerals > 1000:
+            if larvae.exists and self.can_afford(ZERGLING):
+                await self.do(larvae.random.train(ZERGLING))
+
+def main():
+    sc2.run_game(sc2.maps.get("Abyssal Reef LE"), [
+        Bot(Race.Zerg, BroodlordBot()),
+        Computer(Race.Terran, Difficulty.Medium)
+    ], realtime=False, save_replay_as="ZvT.SC2Replay")
+
+if __name__ == '__main__':
+    main()