bin/download-latest-release.py script

Author: peterbe

bin/download-latest-release.py

@@ -0,0 +1,65 @@
+#!/usr/bin/env python
+import os
+import subprocess
+from urllib.parse import urlparse
+
+import click
+import requests
+from decouple import config
+
+
+REPO_URL = config(
+    "REPO_URL", default="https://api.github.com/repos/peterbe/whatsdeployed"
+)
+URL = REPO_URL + "/releases"
+
+
+def _check_output(*args, **kwargs):
+    return subprocess.check_output(*args, **kwargs).decode("utf-8").strip()
+
+
+def _download(url):
+    r = requests.get(url)
+    r.raise_for_status()
+    if "application/json" in r.headers["content-type"]:
+        return r.json()
+    return r
+
+
+@click.command()
+@click.option("-v", "--verbose", is_flag=True)
+@click.option("-t", "--tag-name", help="tag name if not the current")
+@click.option("-d", "--destination", help="place to download the zip file (default ./)")
+def cli(tag_name=None, verbose=False, destination=None):
+    destination = destination or "."
+    if not tag_name:
+        tag_name = _check_output("git tag".split())
+    assert tag_name
+
+    for release in _download(URL):
+        if release["tag_name"] == tag_name:
+            for asset in release["assets"]:
+                if asset["content_type"] == "application/zip":
+                    url = asset["browser_download_url"]
+                    print("Downloading", url)
+                    fn = os.path.basename(urlparse(url).path)
+                    fp = os.path.join(destination, fn)
+                    with open(fp, "wb") as f:
+                        f.write(_download(url).content)
+                    print("Downloaded", fp, os.stat(fp).st_size, "bytes")
+                    break
+            else:
+                error_out("No application/zip asset found")
+            break
+    else:
+        error_out("No tag name called {!r}".format(tag_name))
+
+
+def error_out(msg, raise_abort=True):
+    click.echo(click.style(msg, fg="red"))
+    if raise_abort:
+        raise click.Abort
+
+
+if __name__ == "__main__":
+    cli()