Lazy converter imports and migrate to pyproject.toml (fastmachinelearning#1094)

* import converter dependencies lazily

* make tf and qkeras optionl, stop assuming keras is tf.keras

* less mandatory dependency

* fix dsp_aware_pruning test import path

* fix broken setup.cfg after rebase, rm pyparsing

* purge qkeras workaround

* switch to pyproject.toml

switch to pyproject.toml

include pyproject.toml after install

* format

* rm useless flake8 config in pyprject.toml

* Add hint on import failure

* leftover

* rm setup.py from manifest

* manifest fix 2

* move contrib

* bump HGQ req. ver

* incl. all in hls4ml/contrib in sdist

* remove excess @requires, update hgq dep flag

* style fix

* use dynamic version

* Use the cli as a python module instead of hardcoded path

* It's called "quartus" not "quantus"

* It's called "quartus" not "quantus" part2

* Forgot to commit the __main__ of cli

* Import numerical instead of using a full name

---------

Co-authored-by: Vladimir Loncar <[email protected]>
Co-authored-by: Jan-Frederik Schulte <[email protected]>

Author: 3 people

.pre-commit-config.yaml

@@ -9,13 +9,19 @@ repos:
     args: ['--line-length=125',
            '--skip-string-normalization']
 
+- repo: https://github.com/tox-dev/pyproject-fmt
+  rev: v2.5.0
+  hooks:
+    - id: pyproject-fmt
+
 - repo: https://github.com/pre-commit/pre-commit-hooks
   rev: v5.0.0
   hooks:
   - id: check-added-large-files
   - id: check-case-conflict
   - id: check-merge-conflict
   - id: check-symlinks
+  - id: check-toml
   - id: check-yaml
   - id: debug-statements
   - id: end-of-file-fixer
@@ -27,19 +33,13 @@ repos:
   rev: 5.13.2
   hooks:
   - id: isort
-    args: ["--profile", "black", --line-length=125]
 
 - repo: https://github.com/asottile/pyupgrade
   rev: v3.19.1
   hooks:
   - id: pyupgrade
     args: ["--py36-plus"]
 
-- repo: https://github.com/asottile/setup-cfg-fmt
-  rev: v2.7.0
-  hooks:
-  - id: setup-cfg-fmt
-
 - repo: https://github.com/pycqa/flake8
   rev: 7.1.1
   hooks:

MANIFEST.in

@@ -1,7 +1,9 @@
-include LICENSE README.md CONTRIBUTING.md CITATION.cff pyproject.toml setup.py setup.cfg .clang-format
+include LICENSE README.md CONTRIBUTING.md CITATION.cff pyproject.toml .clang-format
 graft example-models
 graft test
 graft contrib
 recursive-include hls4ml/templates *
-global-exclude .git .gitmodules .gitlab-ci.yml
+recursive-include hls4ml *.py
+recursive-include hls4ml/contrib *
+global-exclude .git .gitmodules .gitlab-ci.yml *.pyc
 include hls4ml/backends/vivado_accelerator/supported_boards.json

hls4ml/__init__.py

@@ -1,33 +1,3 @@
-# Temporary workaround for QKeras installation requirement, will be removed after 1.0.0
-def maybe_install_qkeras():
-    import subprocess
-    import sys
-
-    QKERAS_PKG_NAME = 'QKeras'
-    # QKERAS_PKG_SOURCE = QKERAS_PKG_NAME
-    QKERAS_PKG_SOURCE = 'qkeras@git+https://github.com/fastmachinelearning/qkeras.git'
-
-    def pip_list():
-        p = subprocess.run([sys.executable, '-m', 'pip', 'list'], check=True, capture_output=True)
-        return p.stdout.decode()
-
-    def pip_install(package):
-        subprocess.check_call([sys.executable, '-m', 'pip', 'install', package])
-
-    all_pkgs = pip_list()
-    if QKERAS_PKG_NAME not in all_pkgs:
-        print('QKeras installation not found, installing one...')
-        pip_install(QKERAS_PKG_SOURCE)
-        print('QKeras installed.')
-
-
-try:
-    maybe_install_qkeras()
-except Exception:
-    print('Could not find QKeras installation, make sure you have QKeras installed.')
-
-# End of workaround
-
 from hls4ml import converters, report, utils  # noqa: F401, E402
 
 try:

scripts/hls4ml renamed to hls4ml/cli/__init__.py

@@ -0,0 +1,3 @@
+from . import main
+
+main()