replace build script with dev script

dev.py

@@ -1,5 +1,7 @@
 #!/usr/bin/env python3
 import platform
+import shlex
+import shutil
 import subprocess
 import sys
 
@@ -7,11 +9,39 @@ from gemi import __version__
 from pathlib import Path
 from tempfile import TemporaryDirectory
 
+try:
+	import click
+
+except ImportError:
+	proc = subprocess.run([sys.executable, "-m", "pip", "install", "click"], check = False)
+
+	if proc.returncode != 0:
+		sys.exit()
+		
+	print("Successfully installed click")
+	import click
+
 
 REPO = Path(__file__).resolve().parent
 
 
-if __name__ == "__main__":
+@click.group("cli")
+def cli():
+	pass
+
+
+@cli.command("clean")
+def cli_clean():
+	for directory in {"build", "dist", "gemi_python.egg-info"}:
+		try:
+			shutil.rmtree(directory)
+
+		except FileNotFoundError:
+			pass
+
+
+@cli.command("build")
+def cli_build():
 	with TemporaryDirectory() as tmp:
 		arch = "amd64" if sys.maxsize >= 2**32 else "i386"
 		bins = (
@@ -36,7 +66,7 @@ if __name__ == "__main__":
 					cmd.append("--noconsole")
 
 				# putting the spec path on a different drive than the source dir breaks
-				if str(SCRIPT)[0] == tmp[0]:
+				if str(REPO)[0] == tmp[0]:
 					cmd.extend(["--specpath", tmp])
 
 			else:
@@ -45,5 +75,23 @@ if __name__ == "__main__":
 
 			subprocess.run(cmd, check = True)
 
-		# for specfile in REPO.glob("*.spec"):
-		# 	specfile.unlink()
+		for specfile in REPO.glob("*.spec"):
+			specfile.unlink()
+
+
+@cli.command("lint")
+def cli_lint():
+	click.echo("--- flake8 ---")
+	subprocess.run(shlex.split(f"{sys.executable} -m flake8 gemi"))
+
+	click.echo("\n--- mypy ---")
+	subprocess.run(shlex.split(f"{sys.executable} -m mypy gemi"))
+
+
+@cli.command("install")
+def cli_install():
+	subprocess.run(shlex.split(f"{sys.executable} -m pip install -e .[dev,doc]"), check = False)
+
+
+if __name__ == "__main__":
+	cli()