Prepare package for PyPI upload

.gitignore

@@ -1,3 +1,3 @@
-index.html
-test/
-venv/
+build
+dist
+**/*.egg-info

pyproject.toml

@@ -0,0 +1,25 @@
+[project]
+name = "wsdiff"
+version = "0.1.0"
+authors = [{name="jaseg", email="code@jaseg.de"}]
+description = "wsdiff is a tool that produces a syntax-highlighted, self-contained, static HTML file that will show a colored, syntax-highlighted diff of two files or folders without external dependencies or javascript."
+requires-python = ">=3.7"
+readme = "README.md"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    ]
+dependencies = ["pygments"]
+    
+[project.urls]
+"Source" = "https://git.jaseg.de/wsdiff.git"
+"Bug Tracker" = "https://github.com/jaseg/wsdiff/issues"
+
+[project.scripts]
+wsdiff = "wsdiff:cli"
+
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+

src/wsdiff.py

@@ -639,10 +639,8 @@ def html_diff_block(old, new, filename, lexer):
         </div>''')
 
 
-if __name__ == "__main__":
-    description = "Given two source files or directories this application creates an html page that highlights the differences between the two."
-
-    parser = argparse.ArgumentParser(description=description)
+def cli():
+    parser = argparse.ArgumentParser(description="Given two source files or directories this application creates an html page that highlights the differences between the two.")
     parser.add_argument('-b', '--open', action='store_true', help='Open output file in a browser')
     parser.add_argument('-s', '--syntax-css', help='Path to custom Pygments CSS file for code syntax highlighting')
     parser.add_argument('-l', '--lexer', help='Manually select pygments lexer (default: guess from filename, use -L to list available lexers.)')
@@ -740,3 +738,5 @@ if __name__ == "__main__":
     if args.open:
         webbrowser.open('file://' + str(Path(args.output.name).absolute()))
 
+if __name__ == "__main__":
+    cli()