Create app.py

app.py

@@ -0,0 +1,158 @@
+# --- Certificate Generator ---
+def generate_certificate(name, score, total, instructor="Instructor"):
+    unique_id = str(uuid.uuid4())
+    filename = f"cert_{unique_id}.pdf"
+    filepath = os.path.join(tempfile.gettempdir(), filename)
+
+    c = canvas.Canvas(filepath, pagesize=landscape(A5))
+    width, height = landscape(A5)
+
+    c.setFillColor(HexColor("#fffdf6"))
+    c.rect(0, 0, width, height, stroke=0, fill=1)
+
+    c.setStrokeColor(HexColor("#001858"))
+    c.setLineWidth(3)
+    margin = 10 * mm
+    c.rect(margin, margin, width - 2 * margin, height - 2 * margin)
+
+    c.setFillColor(HexColor("#001858"))
+    c.setFont("Helvetica-Bold", 24)
+    c.drawCentredString(width / 2, height - 60, "Certificate of Completion")
+
+    c.setFont("Helvetica", 14)
+    c.drawCentredString(width / 2, height - 100, "This is awarded to")
+
+    c.setFont("Helvetica-Bold", 18)
+    c.drawCentredString(width / 2, height - 130, name)
+
+    c.setFont("Helvetica", 14)
+    c.drawCentredString(width / 2, height - 160, "For successfully completing the quiz")
+
+    c.setFont("Helvetica", 12)
+    c.drawCentredString(width / 2, height - 185, f"Score: {score} / {total}")
+
+    c.setFont("Helvetica-Oblique", 10)
+    c.drawString(margin + 10, margin + 20, f"Instructor: {instructor}")
+
+    date_str = datetime.now().strftime("%d %B %Y")
+    c.setFont("Helvetica", 10)
+    c.drawRightString(width - margin - 10, margin + 20, f"Issued on: {date_str}")
+
+    c.save()
+    return filepath
+
+
+# --- Main Quiz Code Generator ---
+def generate_python_code(title, instructor, quiz_type, questions_text):
+    # Parse questions and hash answers
+    parsed_questions = []
+    for line in questions_text.strip().split("\n"):
+        if not line.strip():
+            continue
+        parts = [p.strip() for p in line.split(",")]
+        
+        if quiz_type == "Multiple Choice":
+            q_text = parts[0]
+            options = parts[1:-1]  # all except question and last (answer)
+            answer = parts[-1]
+            parsed_questions.append({
+                "question": q_text,
+                "options": options,
+                "answer_hash": hashlib.sha256(answer.lower().encode()).hexdigest()
+            })
+        else:
+            q_text = parts[0]
+            answer = parts[1]
+            parsed_questions.append({
+                "question": q_text,
+                "answer_hash": hashlib.sha256(answer.lower().encode()).hexdigest()
+            })
+
+    # Generate code for the student quiz
+    python_code = f'''
+import gradio as gr
+import uuid, os, tempfile, hashlib
+from reportlab.lib.pagesizes import A5, landscape
+from reportlab.pdfgen import canvas
+from reportlab.lib.units import mm
+from reportlab.lib.colors import HexColor
+from datetime import datetime
+
+def generate_certificate(name, score, total, instructor="{instructor}"):
+    unique_id = str(uuid.uuid4())
+    filename = f"cert_{{unique_id}}.pdf"
+    filepath = os.path.join(tempfile.gettempdir(), filename)
+    c = canvas.Canvas(filepath, pagesize=landscape(A5))
+    width, height = landscape(A5)
+    c.setFillColor(HexColor("#fffdf6"))
+    c.rect(0, 0, width, height, stroke=0, fill=1)
+    c.setStrokeColor(HexColor("#001858"))
+    c.setLineWidth(3)
+    margin = 10 * mm
+    c.rect(margin, margin, width - 2 * margin, height - 2 * margin)
+    c.setFillColor(HexColor("#001858"))
+    c.setFont("Helvetica-Bold", 24)
+    c.drawCentredString(width / 2, height - 60, "Certificate of Completion")
+    c.setFont("Helvetica", 14)
+    c.drawCentredString(width / 2, height - 100, "This is awarded to")
+    c.setFont("Helvetica-Bold", 18)
+    c.drawCentredString(width / 2, height - 130, name)
+    c.setFont("Helvetica", 14)
+    c.drawCentredString(width / 2, height - 160, "For successfully completing the quiz")
+    c.setFont("Helvetica", 12)
+    c.drawCentredString(width / 2, height - 185, f"Score: {{score}} / {{total}}")
+    c.setFont("Helvetica-Oblique", 10)
+    c.drawString(margin + 10, margin + 20, f"Instructor: {{instructor}}")
+    date_str = datetime.now().strftime("%d %B %Y")
+    c.setFont("Helvetica", 10)
+    c.drawRightString(width - margin - 10, margin + 20, f"Issued on: {{date_str}}")
+    c.save()
+    return filepath
+
+quiz_type = "{quiz_type}"
+questions = {parsed_questions}
+
+def eval_quiz(name, *answers):
+    score = 0
+    for i, ans in enumerate(answers):
+        if hashlib.sha256(ans.lower().strip().encode()).hexdigest() == questions[i]["answer_hash"]:
+            score += 1
+    cert_path = generate_certificate(name, score, len(questions), instructor="{instructor}")
+    return f"Score: {{score}} / {{len(questions)}}", cert_path
+
+with gr.Blocks() as app:
+    gr.Markdown("## {title}")
+    name = gr.Textbox(label="Your Name")
+    answer_inputs = []
+    for q in questions:
+        gr.Markdown(q["question"])
+        if quiz_type == "Multiple Choice":
+            answer_inputs.append(gr.Radio(choices=q["options"], label="Select Answer"))
+        else:
+            answer_inputs.append(gr.Textbox(label="Your Answer"))
+    submit = gr.Button("Submit")
+    result = gr.Textbox(label="Result")
+    cert = gr.File(label="Download Certificate")
+    submit.click(fn=eval_quiz, inputs=[name] + answer_inputs, outputs=[result, cert])
+
+app.launch()
+'''
+    return python_code
+
+
+# --- Instructor Interface ---
+with gr.Blocks() as interface:
+    gr.Markdown("## Instructor Quiz Generator")
+
+    title = gr.Textbox(label="Quiz Title", placeholder="e.g. Python Basics Quiz")
+    instructor = gr.Textbox(label="Instructor Name", placeholder="e.g. Dr. Smith")
+    quiz_type = gr.Dropdown(choices=["Multiple Choice", "Text Answer"], label="Quiz Type", value="Multiple Choice")
+    questions = gr.Textbox(lines=10, label="Questions and Answers",
+        placeholder="For MCQ: Question, Option1, Option2, Option3, Correct Option\nFor Text: Question, Correct Answer")
+
+    generate_btn = gr.Button("Generate Python Quiz Code")
+    output = gr.Code(label="Generated Python Code")
+
+    generate_btn.click(fn=generate_python_code, inputs=[title, instructor, quiz_type, questions], outputs=output)
+
+interface.launch()