New space initialization

setup.py

@@ -15,6 +15,7 @@
 
 packages = [  # Packages must be sorted alphabetically to ease maintenance and merges.
     "orion.algo",
+    "orion.algo.mofa",
     "orion.algo.pbt",
     "orion.analysis",
     "orion.benchmark",
@@ -63,6 +64,7 @@
             "tpe = orion.algo.tpe:TPE",
             "EvolutionES = orion.algo.evolution_es:EvolutionES",
             "pbt = orion.algo.pbt.pbt:PBT",
+            "mofa = orion.algo.mofa.mofa:MOFA",
         ],
         "Database": [
             "ephemeraldb = orion.core.io.database.ephemeraldb:EphemeralDB",

src/orion/algo/mofa/mofa.py

@@ -103,7 +103,6 @@ def __init__(
         # Initialize a dictionary for the frozen values of each hyperparameter
         self.frozen_param_values = {}
 
-    def _initialize(self):
         # Generate the initial set of trials
         self.roi_space = self.space
         self.current_trials_params = self._generate_trials_unfrozen_params(
@@ -189,8 +188,6 @@ def suggest(self, num):
         New parameters must be compliant with the problem's domain `orion.algo.space.Space`.
 
         """
-        if not hasattr(self, "current_trials_params"):
-            self._initialize()
 
         if self.n_trials is None or len(self.completed_trials) >= self.n_trials:
             self._prepare_next_iteration()

tox.ini

@@ -121,7 +121,7 @@ description = Verify code style with black
 basepython = python3
 skip_install = true
 deps =
-    black == 20.8b1
+    black == 22.3.0
 commands =
     black --check src/orion/ tests/