release_notes: cleanup the code

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>

1 files changed, 39 insertions, 28 deletions

diff --git a/release_notes.py b/release_notes.py
index 3c0964b..95ae737 100755
--- a/release_notes.py
+++ b/release_notes.py
@@ -40,36 +40,47 @@ def usage(progname):
     print("{} path/to/file.html".format(progname))
     sys.exit(1)
 
-if len(sys.argv) != 2:
-    usage(sys.argv[0])
+def convert(html_file_path):
+    with open(html_file_path) as html_file:
+        try:
+            soup = BeautifulSoup(html_file, features="html5lib").article
+        except:
+            try:
+                # For some reason the lxml parser isn't found with
+                # python-beautifulsoup4 4.9.3-3.0 on Parabola. It's
+                # probably better to use an html5 parser anyway as the
+                # Replicant blog (now?) uses the html doctype and the
+                # theme seems to include an html5.js file for the IE 9
+                # browser.
+                soup = BeautifulSoup(html_file, features="lxml").article
+            except:
+                print("Cannot find html5lib or lxml parsers")
+                sys.exit(1)
+
+    # Format the output to be compatible with mail conventions but make sure
+    # that the links are not split between two lines
+    config.INLINE_LINKS = False
+    config.PROTECT_LINKS = True
+    config.WRAP_LIST_ITEMS = True
+    config.BODY_WIDTH = 70
+
+    parser = HTML2Text()
+    text = parser.handle(soup.decode())
+
+    return text
+
+def main():
+    if len(sys.argv) != 2:
+        usage(sys.argv[0])
 
-html_file_path = sys.argv[1]
+    html_file_path = sys.argv[1]
+
+    text = convert(html_file_path)
 
-with open(html_file_path) as html_file:
     try:
-        soup = BeautifulSoup(html_file, features="html5lib").article
+        wrapwrite(text)
     except:
-        try:
-            # For some reason the lxml parser isn't found with
-            # python-beautifulsoup4 4.9.3-3.0 on Parabola. It's
-            # probably better to use an html5 parser anyway as the
-            # Replicant blog (now?) uses the html doctype and the
-            # theme seems to include an html5.js file for the IE 9
-            # browser.
-            soup = BeautifulSoup(html_file, features="lxml").article
-        except:
-            print("Cannot find html5lib or lxml parsers")
-            sys.exit(1)
+        sys.stdout.write(text)
 
-# Format the output to be compatible with mail conventions but make sure that
-# the links are not split between two lines
-config.INLINE_LINKS = False
-config.PROTECT_LINKS = True
-config.WRAP_LIST_ITEMS = True
-config.BODY_WIDTH = 70
-
-parser = HTML2Text()
-try:
-    wrapwrite(parser.handle(soup.decode()))
-except:
-    sys.stdout.write(parser.handle(soup.decode()))
+if __name__ == '__main__':
+    main()