Create app.py

app.py

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+import gradio as gr
+import math
+
+# === Utility Functions ===
+
+def convert_number(input_str):
+    try:
+        if '× 10^' in input_str:
+            base_str, exponent_str = input_str.split('× 10^')
+            base = float(base_str.strip())
+            exponent = int(exponent_str.strip())
+            result = base * (10 ** exponent)
+            return str(result)
+        elif 'e' in input_str.lower():
+            result = float(input_str)
+            return str(result)
+        else:
+            num = float(input_str)
+            if num == 0:
+                return "0 × 10^0"
+            exponent = int(math.floor(math.log10(abs(num))))
+            base = num / (10 ** exponent)
+            base = round(base, 6)
+            return f"{base} × 10^{exponent}"
+    except Exception as e:
+        return f"Error: {e}"
+
+def parse_standard_form(s):
+    try:
+        base, exponent = s.split("× 10^")
+        base = float(base.strip())
+        exponent = int(exponent.strip())
+        return base, exponent
+    except:
+        return None, None
+
+def standard_form_calculator(num1_str, num2_str, operation):
+    a, m = parse_standard_form(num1_str)
+    b, n = parse_standard_form(num2_str)
+    if a is None or b is None:
+        return "Invalid input format. Use format like: 3.2 × 10^4"
+    if operation == "multiply":
+        base = a * b
+        exponent = m + n
+    elif operation == "divide":
+        base = a / b
+        exponent = m - n
+    else:
+        return "Invalid operation"
+
+    while base >= 10:
+        base /= 10
+        exponent += 1
+    while base < 1:
+        base *= 10
+        exponent -= 1
+
+    return f"{round(base, 6)} × 10^{exponent}"
+
+# === Gradio Interface ===
+
+# Converter UI
+with gr.Blocks() as convert_ui:
+    gr.Markdown("## 🔁 Standard ↔ Ordinary Conversion")
+    input_box = gr.Textbox(label="Enter number (e.g., '2.3 × 10^4', '1e-3', or '23000')")
+    output_box = gr.Textbox(label="Result", interactive=False)
+    convert_btn = gr.Button("Convert")
+    convert_btn.click(fn=convert_number, inputs=input_box, outputs=output_box)
+
+# Calculator UI
+with gr.Blocks() as calculator_ui:
+    gr.Markdown("## ✖️➗ Standard Form Calculator")
+    num1_input = gr.Textbox(label="First Number (e.g., '3.2 × 10^4')", value="3.2 × 10^4")
+    num2_input = gr.Textbox(label="Second Number (e.g., '2 × 10^3')", value="2 × 10^3")
+    operation_input = gr.Radio(["multiply", "divide"], label="Choose Operation")
+    calc_result = gr.Textbox(label="Result", interactive=False)
+    calc_btn = gr.Button("Calculate")
+    calc_btn.click(fn=standard_form_calculator, inputs=[num1_input, num2_input, operation_input], outputs=calc_result)
+
+# Main app with Tab selection
+with gr.Blocks() as app:
+    gr.Markdown("## 🔢 Standard Form Helper Tool")
+    tabs = gr.Tabs()
+    with tabs:
+        with gr.TabItem("Convert"):
+            convert_ui.render()
+        with gr.TabItem("Calculator"):
+            calculator_ui.render()
+
+# Launch the app
+app.launch()