MMTObservatory · tepickering · Jun 17, 2025 · May 9, 2025 · May 20, 2025 · May 20, 2025
diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
@@ -28,13 +28,13 @@ jobs:
             toxenv: codestyle
 
           - name: Python 3.13 with required dependencies and coverage checking
-            os: ubuntu-latest
+            os: macos-latest
             python: '3.13'
             toxenv: py313-test-cov
 
           - name: Python 3.13 with nightly wheels for key dependencies
             continue-on-error: true
-            os: ubuntu-latest
+            os: macos-latest
             python: '3.13'
             toxenv: py313-test-devdeps
 

diff --git a/environment.yml b/environment.yml
@@ -0,0 +1,25 @@
+name: pytelpoint
+channels:
+  - conda-forge
+dependencies:
+  - python>=3.13
+  - astropy
+  - scipy
+  - matplotlib
+  - numpy
+  - pandas
+  - arviz
+  - corner
+  - pymc
+  - pip
+  - ipympl
+  - ipykernel
+  - coverage
+  - pytest-astropy
+  - black
+  - flake8
+  - pytest-benchmark
+  - sphinx-astropy
+  - pip:
+    - tox
+    - tox-conda
diff --git a/notebooks/bino_azel_20250326.png b/notebooks/bino_azel_20250326.png
diff --git a/notebooks/bino_corner_20250326.png b/notebooks/bino_corner_20250326.png
diff --git a/notebooks/bino_hist_20250326.png b/notebooks/bino_hist_20250326.png
diff --git a/notebooks/bino_resid_20250326.png b/notebooks/bino_resid_20250326.png
diff --git a/notebooks/bino_sky_20250326.pdf b/notebooks/bino_sky_20250326.pdf
diff --git a/notebooks/bino_sky_20250326.png b/notebooks/bino_sky_20250326.png
diff --git a/notebooks/dev.ipynb b/notebooks/dev.ipynb
diff --git a/pyproject.toml b/pyproject.toml
@@ -4,7 +4,7 @@ dynamic = ["version"]
 authors = [
     { name = "T. E. Pickering", email = "te.pickering@gmail.com"}
 ]
-license = {file = "licenses/LICENSE.rst"}
+license-files = ["licenses/LICENSE.rst"]
 readme = "README.rst"
 description = "Python utilities for analyzing telescope pointing and tracking via probabilistic methods."
 requires-python = ">=3.13"

diff --git a/pytelpoint/fitting.py b/pytelpoint/fitting.py
@@ -1,4 +1,5 @@
 # Licensed under a 3-clause BSD style license - see LICENSE.rst
+import platform
 
 import numpy as np
 
@@ -7,6 +8,13 @@
 
 import astropy.units as u
 
+
+# conda-forge adds their own clang++ to pymc dependencies, but it conflicts with
+# the xcode command-line tools libraries. enforce the use of apple's clang++.
+if platform.system() == "Darwin":
+    import pytensor
+    pytensor.config.cxx = "/usr/bin/clang++"
+
 __all__ = ["azel_fit", "best_fit_pars"]
 
 DEG2RAD = np.pi / 180