Convert private keys saved in LastPass as SSH Key Secure Notes back to a usable format

rebuild_key.py

#!/usr/bin/env python
"""Convert private keys saved in LastPass back to a usable format.

1. Copy-paste key from Secure Note to a local file.
2. Run this script passing the file as an argument.
3. Formatted key prints to stdout.

Example:
    python rebuild_key.py ~/.ssh/keys/why_lastpass_why > ~/.ssh/keys/fixed
"""

import re
import sys

keyfile = sys.argv[1]
regex = re.compile(r'(-{5}|,ENCRYPTED|DEK-Info: \S+|\S{64})( +)')

with open(keyfile) as f:
    text = regex.sub(r'\1\n', f.read())
    lines = []
    for line in text.split('\n'):
        if not line.strip():
            continue
        if line.startswith('DEK-Info'):
            line = line + '\n'
        lines.append(line)
    key = '\n'.join(lines)

print(key)

Works great! Thanks