Version 0.7.2

CHANGES.txt

@@ -1,4 +1,4 @@
-Version 0.7.2 - August 26, 2022
+Version 0.7.2 - August 27, 2022
     - Added library version retrieval functions
           oqs_version()
           oqs_python_version()

RELEASE.md

@@ -13,7 +13,7 @@ The **Open Quantum Safe (OQS) project** has the goal of developing and prototypi
 Release notes
 =============
 
-This release of liboqs-python was released on August 26, 2022. Its release page on GitHub is https://github.com/open-quantum-safe/liboqs-python/releases/tag/0.7.2.
+This release of liboqs-python was released on August 27, 2022. Its release page on GitHub is https://github.com/open-quantum-safe/liboqs-python/releases/tag/0.7.2.
 
 What's New
 ----------

oqs/oqs.py

@@ -9,6 +9,7 @@
 
 import ctypes as ct  # to call native
 import ctypes.util as ctu
+import pkg_resources  # to determine the module's version
 import platform  # to learn the OS we're on
 import sys
 import warnings
@@ -61,8 +62,12 @@ def oqs_version():
 
 def oqs_python_version():
     """liboqs-python version string."""
-    from pkg_resources import require as pkg_resources_require
-    return pkg_resources_require("liboqs-python")[0].version
+    try:
+        result = pkg_resources.require("liboqs-python")[0].version
+    except pkg_resources.DistributionNotFound:
+        warnings.warn("Please install liboqs-python using setup.py")
+        return None
+    return result
 
 
 # warn the use if the liboqs version differs from liboqs-python version