Replace use of deprecated pkg_resources (pvlib#1881)

benchmarks/benchmarks/location.py

@@ -4,7 +4,7 @@
 
 import pandas as pd
 import pvlib
-from pkg_resources import parse_version
+from packaging.version import Version
 
 
 def set_solar_position(obj):
@@ -37,7 +37,7 @@ def time_location_get_clearsky(self):
 class Location_0_6_1:
 
     def setup(self):
-        if parse_version(pvlib.__version__) < parse_version('0.6.1'):
+        if Version(pvlib.__version__) < Version('0.6.1'):
             raise NotImplementedError
 
         set_solar_position(self)

benchmarks/benchmarks/solarposition.py

@@ -7,10 +7,10 @@
 import pvlib
 from pvlib import solarposition
 
-from pkg_resources import parse_version
+from packaging.version import Version
 
 
-if parse_version(pvlib.__version__) >= parse_version('0.6.1'):
+if Version(pvlib.__version__) >= Version('0.6.1'):
     sun_rise_set_transit_spa = solarposition.sun_rise_set_transit_spa
 else:
     sun_rise_set_transit_spa = solarposition.get_sun_rise_set_transit

benchmarks/benchmarks/solarposition_numba.py

@@ -7,7 +7,7 @@
 Try to keep relevant sections in sync with benchmarks/solarposition.py
 """
 
-from pkg_resources import parse_version
+from packaging.version import Version
 import pandas as pd
 
 import os
@@ -18,7 +18,7 @@
 from pvlib import solarposition  # NOQA: E402
 
 
-if parse_version(pvlib.__version__) >= parse_version('0.6.1'):
+if Version(pvlib.__version__) >= Version('0.6.1'):
     sun_rise_set_transit_spa = solarposition.sun_rise_set_transit_spa
 else:
     sun_rise_set_transit_spa = solarposition.get_sun_rise_set_transit

benchmarks/benchmarks/temperature.py

@@ -4,7 +4,7 @@
 
 import pandas as pd
 import pvlib
-from pkg_resources import parse_version
+from packaging.version import Version
 from functools import partial
 
 
@@ -20,7 +20,7 @@ class SAPM:
 
     def setup(self):
         set_weather_data(self)
-        if parse_version(pvlib.__version__) >= parse_version('0.7.0'):
+        if Version(pvlib.__version__) >= Version('0.7.0'):
             kwargs = pvlib.temperature.TEMPERATURE_MODEL_PARAMETERS['sapm']
             kwargs = kwargs['open_rack_glass_glass']
             self.sapm_cell_wrapper = partial(pvlib.temperature.sapm_cell,
@@ -41,7 +41,7 @@ def time_sapm_cell(self):
 class Fuentes:
 
     def setup(self):
-        if parse_version(pvlib.__version__) < parse_version('0.8.0'):
+        if Version(pvlib.__version__) < Version('0.8.0'):
             raise NotImplementedError
 
         set_weather_data(self)

docs/sphinx/source/whatsnew/v0.10.3.rst

@@ -15,6 +15,7 @@ Bug fixes
 
 Testing
 ~~~~~~~
+* Replace use of deprecated ``pkg_resources``. (:issue:`1881`, :pull:`1882`)
 
 
 Documentation
@@ -24,3 +25,4 @@ Documentation
 Contributors
 ~~~~~~~~~~~~
 * Arjan Keeman (:ghuser:`akeeman`)
+* Miguel Sánchez de León Peque (:ghuser:`Peque`)

pvlib/tests/conftest.py

@@ -4,15 +4,14 @@
 
 import pandas as pd
 import os
-from pkg_resources import parse_version
+from packaging.version import Version
 import pytest
 from functools import wraps
 
 import pvlib
 from pvlib.location import Location
 
-pvlib_base_version = \
-    parse_version(parse_version(pvlib.__version__).base_version)
+pvlib_base_version = Version(Version(pvlib.__version__).base_version)
 
 
 # decorator takes one argument: the base version for which it should fail
@@ -27,7 +26,7 @@ def wrapper(func):
         @wraps(func)
         def inner(*args, **kwargs):
             # fail if the version is too high
-            if pvlib_base_version >= parse_version(version):
+            if pvlib_base_version >= Version(version):
                 pytest.fail('the tested function is scheduled to be '
                             'removed in %s' % version)
             # otherwise return the function to be executed
@@ -40,7 +39,7 @@ def inner(*args, **kwargs):
 def _check_pandas_assert_kwargs(kwargs):
     # handles the change in API related to default
     # tolerances in pandas 1.1.0.  See pvlib GH #1018
-    if parse_version(pd.__version__) >= parse_version('1.1.0'):
+    if Version(pd.__version__) >= Version('1.1.0'):
         if kwargs.pop('check_less_precise', False):
             kwargs['atol'] = 1e-3
             kwargs['rtol'] = 1e-3

setup.py

@@ -45,7 +45,7 @@
 
 TESTS_REQUIRE = ['pytest', 'pytest-cov', 'pytest-mock',
                  'requests-mock', 'pytest-timeout', 'pytest-rerunfailures',
-                 'pytest-remotedata']
+                 'pytest-remotedata', 'packaging']
 EXTRAS_REQUIRE = {
     'optional': ['cython', 'ephem', 'nrel-pysam', 'numba',
                  'solarfactors', 'statsmodels'],