Create setup.py and fix building wheel

MANIFEST.in

@@ -0,0 +1,9 @@
+include src/run_tribler.py
+include src/tribler/core/components/libtorrent/download_manager/download_config.spec
+include src/tribler/core/components/database/category_filter/category.conf
+include src/tribler/core/components/database/category_filter/filter_terms.filter
+include src/tribler/core/components/database/category_filter/level2.regex
+recursive-include src/tribler/gui/qt_resources *
+recursive-include src/tribler/gui/i18n *
+recursive-include src/tribler/gui/images *
+include requirements*.txt

pyproject.toml

@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"

setup.py

@@ -0,0 +1,79 @@
+import os
+import re
+import shutil
+from pathlib import Path
+
+from setuptools import setup, find_packages
+
+# Copy src/run_tribler.py --> src/tribler/run.py to make it accessible in entry_points scripts.
+shutil.copy("src/run_tribler.py", "src/tribler/run.py")
+
+
+def read_version_from_file(file_path):
+    with open(file_path, "r", encoding="utf-8") as file:
+        file_content = file.read()
+    # Use regular expression to find the version pattern
+    version_match = re.search(r"^version_id = ['\"]([^'\"]*)['\"]", file_content, re.M)
+    if version_match:
+        version_str = version_match.group(1)
+        return version_str.split("-")[0]
+    raise RuntimeError("Unable to find version string.")
+
+
+version_file = os.path.join('src', 'tribler', 'core', 'version.py')
+version = read_version_from_file(version_file)
+
+
+def read_requirements(file_name, directory='.'):
+    file_path = os.path.join(directory, file_name)
+    requirements = []
+    with open(file_path, 'r', encoding='utf-8') as file:
+        for line in file:
+            # Check for a nested requirements file
+            if line.startswith('-r'):
+                nested_file = line.split(' ')[1].strip()
+                requirements += read_requirements(nested_file, directory)
+            elif not line.startswith('#') and line.strip() != '':
+                requirements.append(line.strip().split('#')[0].strip())
+    return requirements
+
+
+base_dir = os.path.dirname(os.path.abspath(__file__))
+
+install_requires = read_requirements('requirements-build.txt', base_dir)
+extras_require = {
+    'dev': read_requirements('requirements-test.txt', base_dir),
+}
+
+
+setup(
+    name="Tribler",
+    version=version,
+    description="Privacy enhanced BitTorrent client with P2P content discovery",
+    long_description=Path('README.rst').read_text(encoding="utf-8"),
+    long_description_content_type="text/x-rst",
+    author="Tribler Team",
+    author_email="[email protected]",
+    url="https://www.tribler.org",
+    packages=find_packages(where="src"),
+    package_dir={"": "src"},
+    include_package_data=True,
+    install_requires=install_requires,
+    extras_require=extras_require,
+    entry_points={
+        "gui_scripts": [
+            "tribler=tribler.run:main",
+        ]
+    },
+    classifiers=[
+        "Development Status :: 5 - Production/Stable",
+        "Intended Audience :: Developers",
+        "License :: OSI Approved :: GPL-3.0 license",
+        "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Topic :: Internet :: File Sharing",
+        "Topic :: Security :: Cryptography",
+        "Operating System :: OS Independent",
+    ],
+)

src/run_tribler.py

@@ -75,7 +75,7 @@ def init_boot_logger():
     logging.basicConfig(level=logging.INFO, stream=sys.stdout)
 
 
-if __name__ == "__main__":
+def main():
     init_boot_logger()
 
     parsed_args = RunTriblerArgsParser().parse_args()
@@ -112,3 +112,7 @@ def init_boot_logger():
 
         init_sentry_reporter(gui_sentry_reporter)
         run_gui(api_port, api_key, root_state_dir, parsed_args)
+
+
+if __name__ == "__main__":
+    main()