Put try/except for cached_property backport in _compat

satpy/_compat.py

@@ -17,9 +17,12 @@
 # satpy.  If not, see <http://www.gnu.org/licenses/>.
 """Backports and compatibility fixes for satpy."""
 
-from functools import lru_cache
+try:
+    from functools import cached_property
+except ImportError:
+    # for python < 3.8
+    from functools import lru_cache
 
-
-def cached_property(func):
-    """Port back functools.cached_property."""
-    return property(lru_cache(maxsize=None)(func))
+    def cached_property(func):
+        """Port back functools.cached_property."""
+        return property(lru_cache(maxsize=None)(func))

satpy/readers/abi_base.py

@@ -26,15 +26,10 @@
 from pyresample import geometry
 
 from satpy import CHUNK_SIZE
+from satpy._compat import cached_property
 from satpy.readers import open_file_or_filename
 from satpy.readers.file_handlers import BaseFileHandler
 
-try:
-    from functools import cached_property
-except ImportError:
-    # for python < 3.8
-    from satpy._compat import cached_property
-
 logger = logging.getLogger(__name__)
 
 PLATFORM_NAMES = {

satpy/readers/olci_nc.py

@@ -52,11 +52,7 @@
 from satpy.readers.file_handlers import BaseFileHandler
 from satpy.utils import angle2xyz, xyz2angle
 
-try:
-    from functools import cached_property
-except ImportError:
-    # for python < 3.8
-    from satpy._compat import cached_property
+from satpy._compat import cached_property
 
 logger = logging.getLogger(__name__)