Clarify GPL license: the project uses GPL-2.0-only

README.rst

@@ -20,5 +20,5 @@ trace processes) written in Python.
 * `python-ptrace at the Python Cheeseshop (PyPI)
   <https://pypi.python.org/pypi/python-ptrace>`_
 
-python-ptrace is an opensource project written in Python under GNU GPLv2
+python-ptrace is an opensource project written in Python under GNU GPL-2.0-only
 license. It supports Python 3.6 and newer.

cptrace/version.py

@@ -1,4 +1,4 @@
 PACKAGE = "cptrace"
 VERSION = "0.6.1"
 WEBSITE = "http://python-ptrace.readthedocs.io/"
-LICENSE = "GNU GPL v2"
+LICENSE = "GPL-2.0-only"

doc/index.rst

@@ -18,7 +18,7 @@ trace processes) written in Python.
 * `python-ptrace at the Python Cheeseshop (PyPI)
   <https://pypi.python.org/pypi/python-ptrace>`_
 
-python-ptrace is an opensource project written in Python under GNU GPLv2
+python-ptrace is an opensource project written in Python under GNU GPL-2.0-only
 license. It supports Python 3.6 and newer.
 
 

ptrace/version.py

@@ -2,4 +2,4 @@
 VERSION = (0, 9, 10)
 __version__ = '.'.join(map(str, VERSION))
 WEBSITE = "http://python-ptrace.readthedocs.io/"
-LICENSE = "GNU GPL v2"
+LICENSE = "GPL-2.0-only"

setup.py

@@ -45,7 +45,7 @@
     'Intended Audience :: Developers',
     'Development Status :: 4 - Beta',
     'Environment :: Console',
-    'License :: OSI Approved :: GNU General Public License (GPL)',
+    'License :: OSI Approved :: GNU General Public License v2 (GPLv2)',
     'Operating System :: OS Independent',
     'Natural Language :: English',
     'Programming Language :: Python',

setup_cptrace.py

@@ -8,7 +8,7 @@
     'Intended Audience :: Developers',
     'Development Status :: 4 - Beta',
     'Environment :: Console',
-    'License :: OSI Approved :: GNU General Public License (GPL)',
+    'License :: OSI Approved :: GNU General Public License v2 (GPLv2)',
     'Operating System :: OS Independent',
     'Natural Language :: English',
     'Programming Language :: C',