gistfile1.txt

with open('your_file.txt', 'r') as file:
    paragraphs = file.read().split('$')

# Remove leading and trailing whitespace from each paragraph
paragraphs = [p.strip() for p in paragraphs]

# Remove duplicates while preserving order
unique_paragraphs = []
seen = set()

for paragraph in paragraphs:
    if paragraph not in seen:
        unique_paragraphs.append(paragraph)
        seen.add(paragraph)

# Write the unique paragraphs back to a new file with the same delimiter
with open('output_file.txt', 'w') as file:
    file.write('$'.join(unique_paragraphs))