Start adding fmtwidth helper

docs/pylib/fmtwidth.py

@@ -0,0 +1,38 @@
+#!/usr/bin python
+# -*- coding: utf-8 -*-
+
+"""
+Format given files to a max width.
+
+"""
+import glob
+import textwrap
+import argparse
+
+if __name__ == "__main__":
+
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument("files")
+    parser.add_argument("-w", '--width', dest="width", type=int, default=79)
+
+    args = parser.parse_args()
+
+    filepaths = glob.glob(args.files)
+
+    wrapper = textwrap.TextWrapper(
+        width=args.width,
+        break_long_words=False,
+        expand_tabs=True,
+    )
+
+    count = 0
+    for filepath in filepaths:
+        with open(filepath, 'r') as fil:
+            txt = fil.read()
+            txt = "\n".join(wrapper.wrap(txt))
+        with open(filepath, 'w') as fil:
+            fil.write(txt)
+            count += 1
+
+    print(f"Wrapped {count} files.")