Update compatibility to include latest Pint (#222)

Author: kroenlein

gemd/__version__.py

@@ -1 +1 @@
-__version__ = "2.1.8"
+__version__ = "2.1.9"

gemd/units/citrine_en.txt

@@ -1,6 +1,6 @@
 # Citrine customized units input file for Pint, based explicitly on the Pint defaults as
-# included release 0.23 (https://github.com/hgrecco/pint/releases/tag/0.23).  The Pint Authors hold
-# copyright and are documented in https://github.com/hgrecco/pint/blob/0.23/AUTHORS.
+# included release 0.24.3 (https://github.com/hgrecco/pint/releases/tag/0.24.3).  The Pint Authors hold
+# copyright and are documented in https://github.com/hgrecco/pint/blob/0.24.3/AUTHORS.
 #
 # The original copyright statement for the constants file reads:
 #
@@ -116,7 +116,7 @@ pico- =  1e-12 = p-
 nano- =  1e-9  = n-
 # The micro (U+00B5) and Greek mu (U+03BC) are both valid prefixes,
 # and they often use the same glyph.
-micro- = 1e-6  = µ- = μ- = u-
+micro- = 1e-6  = µ- = μ- = u- = mu- = mc-
 milli- = 1e-3  = m-
 centi- = 1e-2  = c-
 deci- =  1e-1  = d-
@@ -269,7 +269,7 @@ hectare = 100 * are = ha = Hectare
 
 # Volume
 [volume] = [length] ** 3
-liter = decimeter ** 3 = l = L = litre = Liter = Litre
+liter = decimeter ** 3 = l = L = ℓ = litre = Liter = Litre
 cubic_centimeter = centimeter ** 3 = cc = Cubic_Centimeter
 lambda = microliter = λ = Lambda
 stere = meter ** 3 = _ = Stere
@@ -543,12 +543,17 @@ buckingham = debye * angstrom = Buckingham
 bohr_magneton = e * hbar / (2 * m_e) = µ_B = mu_B
 nuclear_magneton = e * hbar / (2 * m_p) = µ_N = mu_N
 
+# Refractive index
+[refractive_index] = []
+refractive_index_unit = [] = RIU
+
 # Logaritmic Unit Definition
 #  Unit = scale; logbase; logfactor
 #  x_dB = [logfactor] * log( x_lin / [scale] ) / log( [logbase] )
 
 # Logaritmic Units of dimensionless quantity: [ https://en.wikipedia.org/wiki/Level_(logarithmic_quantity) ]
 
+decibelwatt = watt; logbase: 10; logfactor: 10 = dBW
 decibelmilliwatt = 1e-3 watt; logbase: 10; logfactor: 10 = dBm
 decibelmicrowatt = 1e-6 watt; logbase: 10; logfactor: 10 = dBu
 

gemd/units/impl.py

@@ -305,8 +305,24 @@ def _format_clean(unit, registry, **options):
     Responsibility for this piece of clean-up has been shifted to a custom class.
 
     """
-    from pint.formatting import _FORMATTERS
-    return _FORMATTERS["D"](unit, registry, **options)
+    try:  # Informal route changed in 0.22
+        from pint.formatting import _FORMATTERS
+        formatter = _FORMATTERS["D"]
+    except ImportError:  # pragma: no cover
+        from pint import Unit
+        formatter_obj = registry.formatter._formatters["D"]
+
+        def _surrogate_formatter(unit, registry, **options):
+            try:
+                parsed = Unit(unit)
+                return formatter_obj.format_unit(parsed)
+            except ValueError:
+                parsed = Unit(unit)
+                return formatter_obj.format_quantity(unit)
+
+        formatter = _surrogate_formatter
+
+    return formatter(unit, registry, **options)
 
 
 @functools.lru_cache(maxsize=1024)

setup.py

@@ -33,7 +33,7 @@
           'tests.units': ['test_units.txt']
       },
       install_requires=[
-          "pint>=0.21,<0.24",
+          "pint>=0.21,<0.25,!=0.22,!=0.23",  # pint 0.22,0.23 have a bad interaction w/ numpy >= 2
           "deprecation>=2.1.0,<3",
           "typing_extensions>=4.8,<5",
           "importlib-resources>=5.3,<7"
@@ -52,7 +52,7 @@
               "pandas>=2.0.3,<3"
           ],
           "tests.entity.bounds": [
-              "numpy>=1.24.4,<2",
+              "numpy>=1.24.4,<3",
               "pandas>=2.0.3,<3"
           ]
       },

test_requirements.txt

@@ -2,5 +2,5 @@ flake8==7.0.0
 flake8-docstrings==1.7.0
 pytest==8.0.0
 pytest-cov==4.1.0
-pandas>=2.0.3,<2.2.0
+pandas>=2.0.3,<2.2.0  # includes a compatible version of numpy
 derp==0.1.1

tests/units/test_parser.py

@@ -222,4 +222,12 @@ def test_deprecation():
     megapascals = parse_units("MPa", return_unit=True)
     with pytest.warns(DeprecatedWarning):
         stringified = f"{megapascals:clean}"
-    assert megapascals == parse_units(stringified, return_unit=True)
+    assert megapascals == parse_units(stringified, return_unit=False)
+
+    from pint import Quantity
+    with pytest.warns(DeprecatedWarning):
+        assert f"{Quantity('5 MPa'):clean}" == f"5 {stringified}"
+
+    from pint import Unit
+    with pytest.warns(DeprecatedWarning):
+        assert f"{Unit('MPa'):clean}" == stringified