Replace scipy usage with numpy

open_rarity/scoring/handlers/geometric_mean_scoring_handler.py

@@ -1,4 +1,4 @@
-import scipy.stats
+import numpy as np
 
 from open_rarity.models.collection import Collection, CollectionAttribute
 from open_rarity.models.token import Token
@@ -75,4 +75,9 @@ def _score_token(
             collection_null_attributes=collection_null_attributes,
         )
 
-        return scipy.stats.mstats.gmean(attr_scores, weights=attr_weights)
+        return g_mean(attr_scores, weights=attr_weights)
+
+
+def g_mean(x, weights):
+    a = np.log(x)
+    return np.exp(np.average(a, axis=0, weights=weights))

pyproject.toml

@@ -3,7 +3,7 @@ authors = ["Dan Meshkov <[email protected]>", "Vicky Gong <vicky.gong@op
 description = "Open-Rarity library is an open standard that provides an easy, explanable and reproducible computation for NFT rarity"
 license = "Apache-2.0"
 name = "open-rarity"
-version = "0.7.4"
+version = "0.7.5"
 
 readme = "README.md"
 
@@ -25,7 +25,6 @@ numpy = ">=1.23.1"
 pydantic = ">=1.9.1,<2.3"
 python = ">=3.10,<3.13"
 requests = ">=2.28.1"
-scipy = ">=1.9.0"
 
 [tool.poetry.group.dev.dependencies]
 black = "^23.7.0"
@@ -53,6 +52,3 @@ known_first_party = "open_rarity"
 multi_line_output = 3
 profile = "black"
 
-[[tool.mypy.overrides]]
-module = ["scipy", "scipy.stats"]
-ignore_missing_imports = true