change minimum required numpy version to 1.16

This version is the default version on debian-10 and the current default numpy
version used by conda build for maximum compatibility.

doc/source/install/details.rst

@@ -19,12 +19,12 @@ installed from source:
 * Build requirements
    * C compiler (tested with gcc, clang and MSVC)
    * ``patch`` utility
-   * `NumPy <http://numpy.scipy.org/>`_ (>= 1.6, with development headers)
+   * `NumPy <http://numpy.scipy.org/>`_ (>= 1.16, with development headers)
    * `wheel <https://pypi.org/project/wheel/>`_
 
 * Try to use normal system packages for these Python modules:
    * `Python <http://www.python.org/>`_ (>= 3.7, with development headers)
-   * `NumPy <http://numpy.scipy.org/>`_ (>= 1.8, with development headers)
+   * `NumPy <http://numpy.scipy.org/>`_ (>= 1.16, with development headers)
    * `SciPy <http://scipy.org/>`_ (>= 1.0)
    * `matplotlib <http://matplotlib.sourceforge.net/>`_ (with Qt5 backend)
    * `pyyaml <https://bitbucket.org/xi/pyyaml>`_

maintenance/pip/pyproject-build-pip-cp37-cp37m.toml

@@ -5,4 +5,4 @@
 # Supersedes use of `setup_requires` in `setup.py`.
 
 [build-system]
-requires = ["setuptools", "wheel", "numpy>=1.8,<1.17"]
+requires = ["setuptools", "wheel", "numpy>=1.16,<1.17"]

maintenance/pip/pyproject-build-pip-cp38-cp38.toml

@@ -5,4 +5,4 @@
 # Supersedes use of `setup_requires` in `setup.py`.
 
 [build-system]
-requires = ["setuptools", "wheel", "numpy>=1.8,<1.18"]
+requires = ["setuptools", "wheel", "numpy>=1.16,<1.18"]

maintenance/pip/pyproject-build-pip-cp39-cp39.toml

@@ -5,4 +5,4 @@
 # Supersedes use of `setup_requires` in `setup.py`.
 
 [build-system]
-requires = ["setuptools", "wheel", "numpy>=1.8,<1.20"]
+requires = ["setuptools", "wheel", "numpy>=1.16,<1.20"]

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools", "wheel", "numpy>=1.8"]
+requires = ["setuptools", "wheel", "numpy>=1.16"]
 
 [project]
 name = "pyrocko"
@@ -35,7 +35,7 @@ classifiers = [
     "Topic :: Software Development :: Libraries :: Application Frameworks",
 ]
 dependencies = [
-    "numpy>=1.8",
+    "numpy>=1.16",
     "scipy>=1.0",
     "pyyaml",
     "matplotlib",

requirements-all.txt

@@ -1,6 +1,6 @@
 setuptools
 wheel
-numpy>=1.8
+numpy>=1.16
 scipy>=1.0
 pyyaml
 matplotlib

requirements-conda-windows.txt

@@ -3,7 +3,7 @@ m2-gzip
 m2-patch
 setuptools
 wheel
-numpy>=1.8
+numpy>=1.16
 scipy>=1.0
 pyyaml
 matplotlib

requirements-conda.txt

@@ -1,6 +1,6 @@
 setuptools
 wheel
-numpy>=1.8
+numpy>=1.16
 scipy>=1.0
 pyyaml
 matplotlib

requirements.txt

@@ -1,4 +1,4 @@
-numpy>=1.8
+numpy>=1.16
 scipy>=1.0
 pyyaml
 matplotlib

setup.py

@@ -554,12 +554,8 @@ if not have_pep621_support:
             'seismology, waveform analysis, earthquake modelling, geophysics,'
             ' geophysical inversion'],
         python_requires='>=3.7, <4',
-        # Removed in favor of PEP 518 advocating `pyproject.toml`:
-        # setup_requires=[
-        #     'numpy>=1.8'
-        # ],
         install_requires=[
-            'numpy>=1.8',
+            'numpy>=1.16',
             'scipy>=1.0',
             'pyyaml',
             'matplotlib',