feature: restyling of Kirchhoff operator

.github/workflows/build.yaml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       matrix:
         platform: [ ubuntu-latest, macos-latest ]
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10"]
 
     runs-on: ${{ matrix.platform }}
     steps:

.github/workflows/codacy-coverage-reporter.yaml

@@ -13,7 +13,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: 3.9
+        python-version: 3.8
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.readthedocs.yaml

@@ -19,5 +19,5 @@ sphinx:
 python:
   install:
     - requirements: requirements-dev.txt
-    - method: setuptools
+    - method: pip
       path: .

azure-pipelines.yml

@@ -55,7 +55,7 @@ jobs:
   steps:
   - task: UsePythonVersion@0
     inputs:
-      versionSpec: '3.7'
+      versionSpec: '3.8'
       architecture: 'x64'
 
   - script: |
@@ -65,7 +65,7 @@ jobs:
     displayName: 'Install prerequisites and library'
 
   - script: |
-      python setup.py test
+      pytest
     condition: succeededOrFailed()
     displayName: 'Run tests'
 
@@ -84,7 +84,7 @@ jobs:
   steps:
   - task: UsePythonVersion@0
     inputs:
-      versionSpec: '3.7'
+      versionSpec: '3.8'
       architecture: 'x64'
 
   - script: |
@@ -94,6 +94,6 @@ jobs:
     displayName: 'Install prerequisites and library'
 
   - script: |
-      python setup.py test
+      pytest
     condition: succeededOrFailed()
     displayName: 'Run tests'

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "setuptools-scm"]
+build-backend = "setuptools.build_meta"

pytests/test_kirchhoff.py

@@ -287,7 +287,7 @@ def test_kirchhoff3d(par):
 )
 def test_kirchhoff2d_trav_vs_travsrcrec(par):
     """Compare 2D Kirchhoff operator forward and adjoint when using trav (original behavior)
-    or trav_src and trav_rec (new reccomended behaviour)"""
+    or trav_src and trav_rec (new reccommended behaviour)"""
 
     # new behaviour
     Dop = Kirchhoff(
@@ -311,21 +311,7 @@ def test_kirchhoff2d_trav_vs_travsrcrec(par):
     ) + Dop.trav_recs.reshape(PAR["nx"] * PAR["nz"], 1, PAR["nrx"])
     trav = trav.reshape(PAR["nx"] * PAR["nz"], PAR["nsx"] * PAR["nrx"])
     if par["dynamic"]:
-        dist = Dop.dist_srcs.reshape(
-            PAR["nx"] * PAR["nz"], PAR["nsx"], 1
-        ) + Dop.dist_recs.reshape(PAR["nx"] * PAR["nz"], 1, PAR["nrx"])
-        dist = dist.reshape(PAR["nx"] * PAR["nz"], PAR["nsx"] * PAR["nrx"])
-
-        cosangle = np.cos(Dop.angle_srcs).reshape(
-            PAR["nx"] * PAR["nz"], PAR["nsx"], 1
-        ) + np.cos(Dop.angle_recs).reshape(PAR["nx"] * PAR["nz"], 1, PAR["nrx"])
-        cosangle = cosangle.reshape(PAR["nx"] * PAR["nz"], PAR["nsx"] * PAR["nrx"])
-
-        epsdist = 1e-2
-        amp = 1 / (dist + epsdist * np.max(dist))
-
-        amp *= np.abs(cosangle)
-        amp /= v0
+        amp = (Dop.amp_srcs, Dop.amp_recs)
 
     D1op = Kirchhoff(
         z,

setup.cfg

@@ -1,3 +1,56 @@
+[metadata]
+name = pylops
+fullname = PyLops
+description = Python library implementing linear operators to allow solving large-scale optimization problems
+long_description = file: README.md
+long_description_content_type = text/markdown
+author = The PyLops Development Team
+author_email = [email protected]
+maintainer = "Matteo Ravasi"
+maintainer_email = [email protected]
+license = LGPL-3.0 License
+license_file = LICENSE.md
+platform = any
+keywords = algebra, inverse problems, large-scale optimization
+classifiers =
+    Development Status :: 5 - Production/Stable
+    Intended Audience :: Developers
+    Intended Audience :: Science/Research
+    Intended Audience :: Education
+    License :: OSI Approved :: GNU Lesser General Public License v3 (LGPLv3),
+    Natural Language :: English
+    Operating System :: OS Independent
+    Programming Language :: Python :: 3 :: Only
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
+    Topic :: Scientific/Engineering : Mathematics
+url = https://github.com/pylops/pylops
+
+project_urls =
+    Documentation = https://pylops.readthedocs.io/
+    Release Notes = https://github.com/pylops/pylops/releases
+    Bug Tracker = https://github.com/pylops/pylops/issues
+    Source Code = https://github.com/pylops/pylops
+
+[options]
+zip_safe = True
+include_package_data = True
+packages = find:
+python_requires = >=3.8
+install_requires =
+    numpy >= 1.21.0
+    scipy >= 1.4.0
+
+[options.extras_require]
+advanced =
+    llvmlite
+    numba
+    pyfftw
+    PyWavelets
+    scikit-fmm
+    spgl1
+
 [aliases]
 test=pytest
 
@@ -11,7 +64,6 @@ per-file-ignores =
     __init__.py: F401, F403, F405
 max-line-length = 88
 
-
 # mypy global options
 [mypy]
 plugins = numpy.typing.mypy_plugin