refactor: make exceptions private

Signed-off-by: Henry Schreiner <[email protected]>

pyproject.toml

@@ -87,7 +87,7 @@ log_cli_level = "INFO"
 testpaths = ["tests"]
 xfail_strict = true
 filterwarnings = [
-    "error::iminuit.exceptions.VisibleDeprecationWarning",
+    "error::iminuit._exceptions.VisibleDeprecationWarning",
     "error::PendingDeprecationWarning",
     "error::DeprecationWarning",
     "error::FutureWarning",

src/iminuit/_deprecated.py

@@ -1,5 +1,5 @@
 import warnings
-from .exceptions import VisibleDeprecationWarning
+from ._exceptions import VisibleDeprecationWarning
 
 
 class deprecated:

src/iminuit/cost.py

@@ -92,7 +92,7 @@ class documentation for details.
     is_positive_definite,
 )
 from .typing import Model, ModelGradient, LossFunction
-from .exceptions import VisibleDeprecationWarning
+from ._exceptions import VisibleDeprecationWarning
 import numpy as np
 from numpy.typing import NDArray, ArrayLike
 from collections.abc import Sequence as ABCSequence

tests/test_cost.py

@@ -18,7 +18,7 @@
 )
 from iminuit.util import describe
 from iminuit.typing import Annotated, Gt, Lt
-from iminuit.exceptions import VisibleDeprecationWarning
+from iminuit._exceptions import VisibleDeprecationWarning
 from typing import Sequence
 import pickle
 

tests/test_deprecated.py

@@ -1,5 +1,5 @@
 from iminuit._deprecated import deprecated, deprecated_parameter
-from iminuit.exceptions import VisibleDeprecationWarning
+from iminuit._exceptions import VisibleDeprecationWarning
 import pytest
 
 

tests/test_describe.py

@@ -1,6 +1,6 @@
 from iminuit.util import describe, make_func_code
 from iminuit.typing import Annotated, Gt, Lt, Ge, Le, Interval
-from iminuit.exceptions import VisibleDeprecationWarning
+from iminuit._exceptions import VisibleDeprecationWarning
 from math import ldexp
 import platform
 from functools import wraps

tests/test_minuit.py

@@ -6,7 +6,7 @@
 from iminuit.util import Param, make_func_code
 from iminuit.warnings import IMinuitWarning, ErrordefAlreadySetWarning
 from iminuit.typing import Annotated
-from iminuit.exceptions import VisibleDeprecationWarning
+from iminuit._exceptions import VisibleDeprecationWarning
 from pytest import approx
 from argparse import Namespace
 

tests/test_util.py

@@ -7,7 +7,7 @@
 from iminuit._optional_dependencies import optional_module_for
 import pickle
 from iminuit._hide_modules import hide_modules
-from iminuit.exceptions import VisibleDeprecationWarning
+from iminuit._exceptions import VisibleDeprecationWarning
 
 try:
     import scipy  # noqa