multi core on wasm

apps/wasm/environment.py

@@ -6,3 +6,7 @@ class WasmTaskEnvironment(DockerEnvironment):
     DOCKER_TAG = "0.5.4"
     ENV_ID = "WASM"
     SHORT_DESCRIPTION = "WASM Sandbox"
+
+    @classmethod
+    def is_single_core(cls):
+        return True

golem/environments/environment.py

@@ -80,6 +80,11 @@ def check_support(self) -> SupportStatus:
         """
         return SupportStatus.ok()
 
+    @classmethod
+    def is_single_core(cls) -> bool:
+        """ Returns true if task runs on single cpu core """
+        return False
+
     def is_accepted(self) -> bool:
         """ Check if user wants to compute tasks from this environment """
         return self.accept_tasks

golem/marketplace/marketplace.py

@@ -85,7 +85,8 @@ def calculate_budget(cls, wtct: WantToComputeTask) -> int:
 
 class ProviderMarketStrategy(ABC):
 
-    @abstractclassmethod
+    @classmethod
+    @abstractmethod
     def calculate_price(cls, pricing: ProviderPricing, max_price: int,
                         requestor_id: str) -> int:
         raise NotImplementedError()