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import gradio as gr
import re
def parse_references(references):
parsed_refs = []
prev_author = None
for ref in references.split('\n'):
# Remove text in italics or quotation marks
ref = re.sub(r'<i>.*?</i>|".*?"', '', ref)
# Check if the reference starts with -- or a dash
if ref.strip().startswith('--') or ref.strip().startswith('-'):
author = prev_author
ref = ref.lstrip('- ') # Remove leading dashes and spaces
else:
# Find author (first word) and update prev_author
author_match = re.search(r'\b\w+', ref)
author = author_match.group() if author_match else None
prev_author = author
# Find year (first 4-digit number)
year_match = re.search(r'\b\d{4}\b', ref)
if author and year_match:
parsed_refs.append({
'author': author,
'year': year_match.group(),
'full_ref': ref.strip()
})
return parsed_refs
def find_citations(text, parsed_refs):
citations = {}
paragraphs = text.split('\n\n')
for ref in parsed_refs:
author = ref['author']
year = ref['year']
pattern = rf'{re.escape(author)}.*?{re.escape(year)}'
citations[ref['full_ref']] = []
for paragraph in paragraphs:
matches = re.findall(pattern, paragraph, re.IGNORECASE)
citations[ref['full_ref']].extend(matches)
return citations
def process_text_and_references(text, references):
parsed_refs = parse_references(references)
citations = find_citations(text, parsed_refs)
output = []
for ref, cites in citations.items():
output.append(f"Reference: {ref}")
if cites:
output.append("In-text citations:")
for cite in cites:
output.append(f"- {cite}")
else:
output.append("No in-text citations found.")
output.append("") # Add a blank line between references
return "\n".join(output)
# Create Gradio interface
iface = gr.Interface(
fn=process_text_and_references,
inputs=[
gr.Textbox(label="Text", lines=10),
gr.Textbox(label="References", lines=10)
],
outputs=gr.Textbox(label="References and In-text Citations"),
title="In-text Citation Finder",
description="Enter your text and references to find in-text citations for each reference."
)
if __name__ == "__main__":
iface.launch()
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