DEP: Minimum PROJ version 9.4 (#1481)

Author: snowman2

.github/workflows/tests.yaml

@@ -41,12 +41,12 @@ jobs:
       fail-fast: false
       matrix:
         python-version: ['3.10', '3.11', '3.12']
-        proj-version: ['9.4.0']
+        proj-version: ['9.6.0']
         include:
           - python-version: '3.10'
-            proj-version: '9.3.1'
+            proj-version: '9.5.1'
           - python-version: '3.10'
-            proj-version: '9.2.1'
+            proj-version: '9.4.1'
     steps:
       - uses: actions/checkout@v4
 

docs/history.rst

@@ -3,6 +3,7 @@ Change Log
 
 Latest
 ------
+- DEP: Minimum PROJ version 9.4 (pull #1481)
 
 3.7.1
 ------

docs/index.rst

@@ -5,7 +5,7 @@ Python interface to  `PROJ <https://proj.org/>`_ (cartographic projections and c
 
 GitHub Repository: https://github.com/pyproj4/pyproj
 
-.. note:: Minimum supported PROJ version is 9.2
+.. note:: Minimum supported PROJ version is 9.4
 
 .. note:: Minimum supported Python version is 3.10
 

docs/installation.rst

@@ -83,6 +83,7 @@ pyproj         PROJ
 3.4+           8.2+
 3.5+           9+
 3.7+           9.2+
+3.8+           9.4+
 ============   ============
 
 Setup PROJ

setup.py

@@ -8,7 +8,7 @@
 
 from setuptools import Extension, setup
 
-PROJ_MIN_VERSION = (9, 2, 0)
+PROJ_MIN_VERSION = (9, 4, 0)
 CURRENT_FILE_PATH = Path(__file__).absolute().parent
 BASE_INTERNAL_PROJ_DIR = Path("proj_dir")
 INTERNAL_PROJ_DIR = CURRENT_FILE_PATH / "pyproj" / BASE_INTERNAL_PROJ_DIR

test/conftest.py

@@ -12,8 +12,6 @@
 
 _NETWORK_ENABLED = pyproj.network.is_network_enabled()
 PROJ_LOOSE_VERSION = version.parse(pyproj.__proj_version__)
-PROJ_GTE_921 = PROJ_LOOSE_VERSION >= version.parse("9.2.1")
-PROJ_GTE_93 = PROJ_LOOSE_VERSION >= version.parse("9.3.0")
 PROJ_GTE_941 = PROJ_LOOSE_VERSION >= version.parse("9.4.1")
 PROJ_GTE_95 = PROJ_LOOSE_VERSION >= version.parse("9.5.0")
 

test/crs/test_crs.py

@@ -20,7 +20,7 @@
 from pyproj.enums import ProjVersion, WktVersion
 from pyproj.exceptions import CRSError
 from pyproj.transformer import TransformerGroup
-from test.conftest import PROJ_GTE_921, PROJ_GTE_941, assert_can_pickle, grids_available
+from test.conftest import PROJ_GTE_941, assert_can_pickle, grids_available
 
 
 class CustomCRS:
@@ -427,10 +427,10 @@ def test_datum_unknown():
         "+k=1 +x_0=0 +y_0=0 +gamma=0 +ellps=WGS84 "
         "+towgs84=0,0,0,0,0,0,0 +units=m +no_defs"
     )
-    datum_name = "Unknown based on WGS84 ellipsoid"
-    if PROJ_GTE_921:
-        datum_name = "Unknown based on WGS 84 ellipsoid"
-    assert crs.datum.name == f"{datum_name} using towgs84=0,0,0,0,0,0,0"
+    assert (
+        crs.datum.name
+        == "Unknown based on WGS 84 ellipsoid using towgs84=0,0,0,0,0,0,0"
+    )
 
 
 def test_epsg__not_found():

test/test_transformer.py

@@ -18,7 +18,7 @@
 from pyproj.enums import TransformDirection
 from pyproj.exceptions import ProjError
 from pyproj.transformer import AreaOfInterest, TransformerGroup
-from test.conftest import PROJ_GTE_93, grids_available, proj_env, proj_network_env
+from test.conftest import grids_available, proj_env, proj_network_env
 
 
 def test_tranform_wgs84_to_custom():
@@ -535,14 +535,6 @@ def test_repr__conditional():
             "Description: unavailable until proj_trans is called\n"
             "Area of Use:\n- undefined"
         )
-    elif not PROJ_GTE_93:
-        assert trans_repr == (
-            "<Unknown Transformer: noop>\n"
-            "Description: Transformation from EGM2008 height to WGS 84 "
-            "(ballpark vertical transformation, without ellipsoid height "
-            "to vertical height correction)\n"
-            "Area of Use:\n- undefined"
-        )
     else:
         assert trans_repr == (
             "<Other Coordinate Operation Transformer: noop>\n"