Fix GH Action (PreferredAI#507)

* Debug import numpy

* No pip upgrade

* Use ubuntu-latest image

* Use ubuntu-20.04 image

* Remove pip upgrade

.github/workflows/python-package.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-18.04, macos-10.15, windows-latest]
+        os: [ubuntu-20.04, macos-10.15, windows-latest]
         python-version: [3.6, 3.7, 3.8, 3.9]
 
     steps:
@@ -36,7 +36,6 @@ jobs:
 
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
         python -m pip install --only-binary=numpy,scipy numpy scipy Cython pytest pytest-cov flake8
         python -m pip install -e .[tests]
 

.github/workflows/python-publish.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-18.04, macos-10.15, windows-latest]
+        os: [ubuntu-20.04, macos-10.15, windows-latest]
         python-version: [3.6, 3.7, 3.8, 3.9]
 
     steps:
@@ -39,14 +39,13 @@ jobs:
 
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
         python -m pip install --only-binary=numpy,scipy numpy scipy Cython wheel
     
     - name: Build wheels
       run: python setup.py bdist_wheel
 
     - name: Rename Linux wheels to supported platform of PyPI
-      if: matrix.os == 'ubuntu-18.04'
+      if: matrix.os == 'ubuntu-20.04'
       run: for f in dist/*.whl; do mv "$f" "$(echo "$f" | sed s/linux/manylinux1/)"; done
 
     - name: Publish wheels to GitHub artifacts
@@ -58,7 +57,7 @@ jobs:
 
   publish-pypi:
     needs: [build-wheels]
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v2
 
@@ -70,14 +69,13 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: 3.9
 
     - name: Display Python version
       run: python -c "import sys; print(sys.version)"
 
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
         python -m pip install --only-binary=numpy,scipy numpy scipy Cython wheel
 
     - name: Build source tar file

setup.py

@@ -13,11 +13,6 @@
 # limitations under the License.
 # ============================================================================
 
-import os
-import sys
-import glob
-from setuptools import Extension, setup, find_packages
-
 
 """
 Release instruction:
@@ -29,10 +24,12 @@
 """
 
 
-try:
-    import numpy as np
-except ImportError:
-    exit("Please install numpy>=1.14 first.")
+import os
+import sys
+import glob
+from setuptools import Extension, setup, find_packages
+
+import numpy as np
 
 try:
     from Cython.Build import cythonize
@@ -149,7 +146,10 @@ def extract_gcc_binaries():
     ),
     Extension(
         "cornac.models.hpf.hpf",
-        sources=["cornac/models/hpf/cython/hpf" + ext, "cornac/models/hpf/cpp/cpp_hpf.cpp",],
+        sources=[
+            "cornac/models/hpf/cython/hpf" + ext,
+            "cornac/models/hpf/cpp/cpp_hpf.cpp",
+        ],
         include_dirs=[
             "cornac/models/hpf/cpp/",
             "cornac/utils/external/eigen/Eigen",