Drop Python 3.7 support

.circleci/config.yml

@@ -311,22 +311,17 @@ workflows:
       - build-and-test-linux: &build
           matrix:
             parameters:
-              python-version: &python-versions [3.7.9, 3.8.9, 3.9.4, 3.10.0, 3.11.0]
+              python-version: &python-versions [3.8.9, 3.9.4, 3.10.0, 3.11.0]
       - build-and-test-linux-aarch64:
           matrix:
             parameters:
               python-version: *python-versions
-            exclude:
-              - python-version: 3.7.9
       - build-sdist
       - build-and-test-osx: &build-and-test-osx
           matrix:
             parameters:
               python-version: *python-versions
               cibw-arch: [x86_64, arm64]
-            exclude:
-              - python-version: 3.7.9
-                cibw-arch: arm64
       - build-and-test-windows: *build
       - test-sdist:
           requires:
@@ -358,8 +353,6 @@ workflows:
           matrix:
             parameters:
               python-version: *python-versions
-            exclude:
-              - python-version: 3.7.9
           filters:
             tags:
               only: /^[0-9]+(\.[0-9]+)*((\.dev|rc)([0-9]+)?)?$/

requirements.txt

@@ -1,7 +1,5 @@
-numpy==1.22.3;python_version>="3.8"
-numpy==1.21.6;python_version<"3.8"
-scipy==1.8.0;python_version>="3.8"
-scipy==1.7.3;python_version<"3.8"
+numpy==1.22.3
+scipy==1.8.0
 networkx==2.4
 dwave-networkx>=0.8.11
 fasteners==0.15

setup.py

@@ -141,14 +141,13 @@ class Extension(extension.Extension, object):
     'License :: OSI Approved :: Apache Software License',
     'Operating System :: OS Independent',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
     'Programming Language :: Python :: 3.9',
     'Programming Language :: Python :: 3.10',
     'Programming Language :: Python :: 3.11',
 ]
 
-python_requires = '>=3.7'
+python_requires = '>=3.8'
 install_requires = [
     "dwave-networkx>=0.8.10",
     "fasteners>=0.15",