Remove the need of installing numpy manually before installing Solcore

* Added the function that install numpy before everything

* Ignoring Codacy

* Removed pre-installation of numpy due to the installing during setup fase

* Modified the docs reflecting the change (numpy not needed)

.github/workflows/test_unit_and_examples.yml

@@ -43,7 +43,7 @@ jobs:
 
     - name: Install python dependencies
       run: |
-        python -m pip install --upgrade setuptools wheel pip twine numpy
+        python -m pip install --upgrade setuptools wheel pip twine
         python -m pip install -e .[dev]
 
     - name: Install S4 in Linux
@@ -119,7 +119,7 @@ jobs:
 
     - name: Install python dependencies
       run: |
-        python -m pip install --upgrade setuptools wheel pip twine numpy
+        python -m pip install --upgrade setuptools wheel pip twine
         python -m pip install -e .[dev]
 
     - name: Install Solcore Linux and MacOS

docs/source/Installation/Solcore_on_Windows.md

@@ -25,11 +25,6 @@ sudo apt install python3-pip
 sudo apt-get install libblas-dev liblapack-dev
 ```
 
--  Install NumPy:
-
-```bash
-pip3 install numpy
-```
 -  Install matplotlib (and tk, otherwise get an error later):
 
 ```bash

docs/source/Installation/installation.rst

@@ -21,12 +21,11 @@ Solcore is written mostly in Python, but the Poisson-Drift-diffusion (PDD) solve
 - Python >3.7
 - pip
 - setuptools
-- numpy
 - :doc:`a suitable Fortran compiler (only needed for the PDD solver) <compilation>`
 
-*Pip* is normally part of the standard Python installation, but you might need to install *setuptools* and *numpy* manually with::
+*Pip* is normally part of the standard Python installation, but you might need to install *setuptools* manually with::
 
-    pip install setuptools numpy
+    pip install setuptools
 
 Now, installing Solcore should be as easy as writing in the terminal::
 

setup.py

@@ -1,4 +1,16 @@
-from setuptools import find_packages
+from setuptools import dist, find_packages
+
+
+def pre_install_numpy():
+    try:
+        import numpy # noqa
+    except ImportError:
+        print('Installing numpy')
+        numpy_version = dist.Distribution().fetch_build_eggs(['numpy'])[0].version
+        print(f'Pre-installed numpy {numpy_version}')
+
+
+pre_install_numpy()
 from numpy.distutils.core import Extension, setup
 
 import os
@@ -68,7 +80,6 @@ def gen_data_files(*dirs):
 with open(os.path.join(here, "README.md"), encoding="utf-8") as f:
     long_description = f.read()
 
-
 install_requires = [
     "numpy",
     "matplotlib",
@@ -97,7 +108,6 @@ def gen_data_files(*dirs):
     "test": tests_require,
 }
 
-
 setup(
     name="solcore",
     version=config.get("Configuration", "version"),