Merge pull request #213 from mdshw5/mdshw5-patch-3

Replace usage of pkg_resources API

pyfaidx/__init__.py

@@ -18,7 +18,11 @@
 from os.path import getmtime
 from tempfile import TemporaryFile
 from threading import Lock
-from pkg_resources import get_distribution
+
+try:
+    from importlib.metadata import version
+except ImportError: #python < 3.8
+    from importlib_metadata import version
 
 from six import PY2, PY3, integer_types, string_types
 from six.moves import zip_longest
@@ -33,7 +37,7 @@
 except ImportError:
     fsspec = None
 
-__version__ = get_distribution("pyfaidx").version
+__version__ = version("pyfaidx")
 
 if sys.version_info > (3, ):
     buffer = memoryview

pyproject.toml

@@ -28,7 +28,8 @@ classifiers = [
 ]
 dependencies = [
     "six",
-    "setuptools"
+    "setuptools",
+    "importlib_metadata"
 ]
 dynamic = ["version"]