require numpy 1.19 for PyPy (#15)

Author: mattip

.github/workflows/main.yml

@@ -15,6 +15,7 @@ jobs:
         - 3.7
         - 3.8
         - 3.9
+        - pypy3
         # Uncomment once Numpy builds fine with Python 3.10
         # - 3.10.0-alpha - 3.10.0
 

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = oldest-supported-numpy
-description = Meta-package that provides the oldest Numpy for given Python version and platform
+description = Meta-package that provides the oldest NumPy that supports a given Python version and platform. If wheels for the platform became available on PyPI only for a more recent NumPy version, then that NumPy version is specified.
 long_description = file: README.rst
 author = Thomas Robitaille
 author_email = [email protected]
@@ -37,13 +37,19 @@ install_requires =
 
     # default numpy requirements
     numpy==1.13.3; python_version=='3.5' and platform_machine!='aarch64' and platform_system!='AIX'
-    numpy==1.13.3; python_version=='3.6' and platform_machine!='aarch64' and platform_system!='AIX'
-    numpy==1.14.5; python_version=='3.7' and platform_machine!='aarch64' and platform_system!='AIX'
-    numpy==1.17.3; python_version=='3.8' and platform_machine!='aarch64'
-    numpy==1.19.3; python_version=='3.9'
+    numpy==1.13.3; python_version=='3.6' and platform_machine!='aarch64' and platform_system!='AIX' and platform_python_implementation != 'PyPy'
+    numpy==1.14.5; python_version=='3.7' and platform_machine!='aarch64' and platform_system!='AIX' and platform_python_implementation != 'PyPy'
+    numpy==1.17.3; python_version=='3.8' and platform_machine!='aarch64' and platform_python_implementation != 'PyPy'
+    numpy==1.19.3; python_version=='3.9' and platform_python_implementation != 'PyPy'
+
+    numpy==1.19.0; python_version=='3.6' and platform_python_implementation=='PyPy'
+    # Change this to 1.20 after it is released since 1.20 will be the first
+    # wheel version on PyPI
+    numpy==1.19.0; python_version=='3.7' and platform_python_implementation=='PyPy'
 
     # For Python versions which aren't yet officially supported,
     # we specify an unpinned Numpy which allows source distributions
     # to be used and allows wheels to be used as soon as they
     # become available.
     numpy; python_version>='3.10'
+    numpy; python_version>='3.8' and platform_python_implementation=='PyPy'