Add setup.py and flesh out setup.cfg

Reviewed-on: #6

setup.cfg

@@ -1,3 +1,51 @@
+[metadata]
+name = ukatali
+author = Raoul Snyman
+author_email = raoul@snyman.info
+description = A ChordPro GUI, written in Python and Qt5
+long_description = file:README.rst
+long_description_content_type = text/x-rst
+url = https://git.snyman.info/raoul/ukatali
+license = MIT
+classifiers =
+    Development Status :: 3 - Alpha
+    Intended Audience :: End Users/Desktop
+    License :: OSI Approved :: MIT License
+    Operating System :: POSIX
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
+    Topic :: Utilities
+keywords =
+    music
+    chords
+    guitar
+
+[options]
+package_dir =
+    = src
+packages = find:
+python_requires = >=3.7
+setup_requires =
+    setuptools_scm
+install_requires =
+    igitar
+    PyQt5
+    PyQtWebEngine
+    QScintilla
+
+[options.packages.find]
+where = src
+
+[options.entry_points]
+console_scripts =
+    ukatali = ukatali.app:run_ukutali
+
+[bdist_wheel]
+universal = 1
+
 [pep8]
 exclude=resources.py,vlc.py
 max-line-length = 120

setup.py

@@ -0,0 +1,2 @@
+from setuptools import setup
+setup(use_scm_version=True, setup_requires=['setuptools_scm'])

src/ukatali/mainwindow.py

@@ -383,7 +383,7 @@ class MainWindow(QtWidgets.QMainWindow):
         margin_top = float(self.settings.value('margin_top', 20))
         margin_bottom = float(self.settings.value('margin_bottom', 20))
         self.settings.endGroup()
-        margins = QtCore.QMarginsF(QtCore.QMargins(margin_left, margin_top, margin_right, margin_bottom))
+        margins = QtCore.QMarginsF(margin_left, margin_top, margin_right, margin_bottom)
         page_layout = QtGui.QPageLayout(page_size, orientation, margins, unit)
         # Export to PDF
         self.preview_view.page().printToPdf(str(filename), page_layout)