Temporarily reenable Python 3.7 support.

Author: Lion Krischer

README.md

@@ -24,6 +24,9 @@ Landing page for all things **ASDF**: https://seismic-data.org
 
 ### Changelog
 
+#### Version 0.8.1 (August 3, 2023)
+* Fix a bug with the conda package.
+
 #### Version 0.8.0 (August 3, 2023)
 * Drop support for Python <= 3.8.
 * Support for the latest versions of all dependencies including Python 3.11.

pyasdf/__init__.py

@@ -5,7 +5,7 @@
 :license:
     BSD 3-Clause ("BSD New" or "BSD Simplified")
 """
-from importlib.metadata import version, PackageNotFoundError
+import sys
 
 
 from .exceptions import ASDFException, ASDFWarning, WaveformNotInFileException
@@ -22,10 +22,21 @@
     "get_sys_info",
 ]
 
-try:
-    __version__ = version("pyasdf")
-except PackageNotFoundError:
-    pass
+
+if sys.version_info.minor >= 9:
+    from importlib.metadata import version, PackageNotFoundError
+
+    try:
+        __version__ = version("pyasdf")
+    except PackageNotFoundError:
+        pass
+else:
+    import pkg_resources
+
+    try:
+        __version__ = pkg_resources.get_distribution("pyasdf").version
+    except pkg_resources.DistributionNotFound:
+        pass
 
 
 def print_sys_info():

pyproject.toml

@@ -9,7 +9,7 @@ authors = [
 ]
 description = "Python module for the Adaptable Seismic Data Format (ASDF)."
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.7"
 license = {text = "BSD-3-Clause"}
 classifiers = [
     "Development Status :: 5 - Production/Stable",