Remove test-old-numpy compat environment

Also fix missing return in compat.py and end-of-file in config.py.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: timmens

.github/workflows/main.yml

@@ -63,21 +63,6 @@ jobs:
       - name: Run pytest
         shell: bash -el {0}
         run: pixi run -e test-py${{ matrix.python-version }} tests-fast
-  run-tests-with-old-numpy:
-    name: Run tests on ubuntu-latest with numpy < 2
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: prefix-dev/setup-pixi@v0.9.4
-        with:
-          pixi-version: v0.65.0
-          cache: true
-          cache-write: ${{ github.event_name == 'push' && github.ref_name == 'main' }}
-          frozen: true
-          environments: test-old-numpy
-      - name: Run pytest
-        shell: bash -el {0}
-        run: pixi run -e test-old-numpy tests-fast
   run-tests-with-old-plotly:
     name: Run tests on ubuntu-latest with plotly < 6
     runs-on: ubuntu-latest

pixi.lock

@@ -6,16 +6,16 @@ name = "optimagic"
 description = "Tools to solve difficult numerical optimization problems."
 requires-python = ">=3.12"
 dependencies = [
-    "cloudpickle",
-    "joblib",
-    "numpy",
-    "pandas",
-    "plotly",
+    "cloudpickle>=2.2",
+    "joblib>=1.1",
+    "numpy>=1.26",
+    "pandas>=2.1",
+    "plotly>=5.14",
     "pybaum>=0.1.2",
-    "scipy>=1.2.1",
-    "sqlalchemy>=1.3",
-    "annotated-types",
-    "typing-extensions",
+    "scipy>=1.11",
+    "sqlalchemy>=2.0",
+    "annotated-types>=0.4",
+    "typing-extensions>=4.5",
 ]
 dynamic = ["version"]
 keywords = [
@@ -404,35 +404,35 @@ platforms = ["linux-64", "osx-arm64", "win-64"]
 [tool.pixi.dependencies]
 python = ">=3.12,<3.15"
 # Prefer conda-forge builds for compiled scientific packages
-numpy = "*"
-scipy = ">=1.2.1"
-pandas = "<3"
-jupyterlab = "*"
+numpy = ">=1.26"
+scipy = ">=1.11"
+pandas = ">=2.1,<3"
+jupyterlab = ">=4.0"
 cyipopt = ">=1.4.0"
 pygmo = ">=2.19.0"
-nlopt = "*"
-statsmodels = "*"
-matplotlib = "*"
-bokeh = "*"
-altair = "*"
-seaborn = "*"
-pyyaml = "*"
-jinja2 = "*"
+nlopt = ">=2.7"
+statsmodels = ">=0.14"
+matplotlib = ">=3.8"
+bokeh = ">=3.2"
+altair = ">=5.1"
+seaborn = ">=0.13"
+pyyaml = ">=6.0.1"
+jinja2 = ">=3.1"
 tranquilo = ">=0.1.1"
-iminuit = "*"
-cma = "*"
-pygad = "*"
-pytorch-cpu = "*"
+iminuit = ">=2.25"
+cma = ">=3.3"
+pygad = ">=3.2"
+pytorch-cpu = ">=2.2"
 
 [tool.pixi.pypi-dependencies]
 optimagic = { path = ".", editable = true }
-bayesian-optimization = "*"
+bayesian-optimization = ">=1.4"
 dfo-ls = ">=1.5.3"
-py-bobyqa = "*"
+py-bobyqa = ">=1.3"
 fides = "==0.7.4"
-kaleido = "*"
+kaleido = ">=0.2.1"
 gradient-free-optimizers = ">=1.6.0"
-pyswarms = "*"
+pyswarms = ">=1.3"
 
 # --- Python version features --------------------------------------------------------
 [tool.pixi.feature.py312.dependencies]
@@ -444,9 +444,9 @@ python = "~=3.14.0"
 
 # --- Feature: test (test infrastructure) ---------------------------------------------
 [tool.pixi.feature.test.dependencies]
-pytest = "*"
-pytest-cov = "*"
-pytest-xdist = "*"
+pytest = ">=7.2"
+pytest-cov = ">=4.0"
+pytest-xdist = ">=3.2"
 
 [tool.pixi.feature.test.tasks]
 tests = "pytest"
@@ -471,8 +471,8 @@ mypy = "mypy"
 [tool.pixi.feature.linux]
 platforms = ["linux-64"]
 [tool.pixi.feature.linux.dependencies]
-jax = ">=0.4.1"
-petsc4py = "*"
+jax = ">=0.4.8"
+petsc4py = ">=3.18"
 
 # --- Feature: docs -------------------------------------------------------------------
 [tool.pixi.feature.docs.dependencies]
@@ -497,10 +497,6 @@ intersphinx-registry = "*"
 build-docs = { cmd = "make html", cwd = "docs" }
 
 # --- Compat features (version overrides for backward-compat CI) ---------------------
-[tool.pixi.feature.old-numpy.dependencies]
-numpy = "<2"
-pandas = ">=2"
-
 [tool.pixi.feature.old-plotly.dependencies]
 plotly = "<6"
 
@@ -524,7 +520,6 @@ test-py312 = { features = ["test", "py312"], solve-group = "py312" }
 test-py313 = { features = ["test", "py313"], solve-group = "py313" }
 test-py314 = { features = ["test", "py314"], solve-group = "py314" }
 # Backward-compat CI (Python 3.12, lowest supported)
-test-old-numpy = { features = ["test", "old-numpy", "py312"] }
 test-old-plotly = { features = ["test", "old-plotly", "py312"] }
 # Nevergrad CI (bayesian-optimization==1.4.0)
 test-nevergrad-py312 = { features = ["test", "nevergrad", "py312"] }

pyproject.toml

@@ -1,9 +1,7 @@
 import importlib.util
 from pathlib import Path
 
-import pandas as pd
 import plotly.express as px
-from packaging import version
 
 DOCS_DIR = Path(__file__).parent.parent / "docs"
 OPTIMAGIC_ROOT = Path(__file__).parent
@@ -74,11 +72,3 @@ def _is_installed(module_name: str) -> bool:
 IS_MATPLOTLIB_INSTALLED = _is_installed("matplotlib")
 IS_BOKEH_INSTALLED = _is_installed("bokeh")
 IS_ALTAIR_INSTALLED = _is_installed("altair")
-
-# ======================================================================================
-# Check if pandas version is newer or equal to version 2.1.0
-# ======================================================================================
-
-IS_PANDAS_VERSION_NEWER_OR_EQUAL_TO_2_1_0 = version.parse(
-    pd.__version__
-) >= version.parse("2.1.0")

src/optimagic/config.py

@@ -5,8 +5,6 @@
 
 """
 
-from optimagic.config import IS_PANDAS_VERSION_NEWER_OR_EQUAL_TO_2_1_0
-
 
 def pd_df_map(df, func, na_action=None, **kwargs):
     """Apply a function to a Dataframe elementwise.
@@ -26,8 +24,4 @@ def pd_df_map(df, func, na_action=None, **kwargs):
         pd.DataFrame: Transformed DataFrame.
 
     """
-    if IS_PANDAS_VERSION_NEWER_OR_EQUAL_TO_2_1_0:
-        out = df.map(func, na_action=na_action, **kwargs)
-    else:
-        out = df.applymap(func, na_action=na_action, **kwargs)
-    return out
+    return df.map(func, na_action=na_action, **kwargs)