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# report.py
import io
from reportlab.lib.pagesizes import letter
from reportlab.platypus import SimpleDocTemplate, Image, Paragraph, Spacer
from reportlab.lib.styles import getSampleStyleSheet
class ReportGenerator:
def __init__(self):
self.styles = getSampleStyleSheet()
def create_combined_pdf(self, intervention_fig, student_metrics_fig, recommendations):
buffer = io.BytesIO()
doc = SimpleDocTemplate(buffer, pagesize=letter)
elements = []
# Add the intervention statistics chart
elements.extend(self._add_chart(intervention_fig, "Intervention Statistics"))
# Add the student metrics chart
elements.extend(self._add_chart(student_metrics_fig, "Student Metrics"))
# Add the AI recommendations
elements.extend(self._add_recommendations(recommendations))
# Build the PDF
doc.build(elements)
buffer.seek(0)
return buffer
def _add_chart(self, fig, title):
elements = []
elements.append(Paragraph(title, self.styles['Heading2']))
img_buffer = io.BytesIO()
fig.write_image(img_buffer, format="png")
img_buffer.seek(0)
elements.append(Image(img_buffer, width=500, height=300))
elements.append(Spacer(1, 12))
return elements
def _add_recommendations(self, recommendations):
elements = []
elements.append(Paragraph("AI Recommendations", self.styles['Heading1']))
elements.append(Paragraph(recommendations, self.styles['BodyText']))
return elements |