Create app.py

app.py

@@ -0,0 +1,91 @@
+import gradio as gr
+import math
+
+history = []
+
+def calculate(expression):
+    try:
+        expression = expression.replace('^', '**')
+        safe_dict = {
+            'sin': math.sin, 'cos': math.cos, 'tan': math.tan,
+            'log': math.log10, 'ln': math.log, 'sqrt': math.sqrt,
+            'pi': math.pi, 'e': math.e
+        }
+        result = eval(expression, {"__builtins__": None}, safe_dict)
+        result_str = f"{result:.8f}".rstrip('0').rstrip('.')
+        global history
+        history.append(f"{expression} = {result_str}")
+        history = history[-5:]
+        return result_str, "\n".join(reversed(history))
+    except Exception as e:
+        return f"Error: {str(e)}", "\n".join(reversed(history))
+
+def update_expression(expression, value):
+    if expression == "0" and value not in ['.', '(', ')']:
+        return value
+    return expression + value
+
+def backspace(expression):
+    return expression[:-1] if len(expression) > 0 else "0"
+
+def clear(expression):
+    return "0"
+
+css = """
+.calculator-display { font-family: 'Digital-7', 'Courier New', monospace; font-size: 24px; }
+.calculator-button { font-family: 'Arial', sans-serif; font-size: 18px; }
+.number-button { background-color: #e0e0e0; }
+.basic-op-button { background-color: #ffffff; }
+.advanced-op-button { background-color: #ffa500; }
+"""
+
+with gr.Blocks(css=css) as iface:
+    gr.Markdown("# Scientific Calculator")
+    
+    with gr.Row():
+        history_display = gr.Textbox(label="History (Last 5 Calculations)", lines=5)
+    
+    with gr.Row():
+        display = gr.Textbox(value="0", label="Display", elem_classes=["calculator-display"])
+    
+    with gr.Row():
+        with gr.Column(scale=3):
+            # Number pad
+            for i in range(3):
+                with gr.Row():
+                    for j in range(3):
+                        num = 7 - 3*i + j
+                        globals()[f"btn_{num}"] = gr.Button(str(num), elem_classes=["calculator-button", "number-button"])
+            with gr.Row():
+                btn_0 = gr.Button("0", elem_classes=["calculator-button", "number-button"])
+                btn_dot = gr.Button(".", elem_classes=["calculator-button", "number-button"])
+                btn_equals = gr.Button("=", elem_classes=["calculator-button", "basic-op-button"])
+        
+        with gr.Column(scale=2):
+            # Basic operations
+            for op, symbol in [("add", "+"), ("sub", "-"), ("mul", "*"), ("div", "/")]:
+                globals()[f"btn_{op}"] = gr.Button(symbol, elem_classes=["calculator-button", "basic-op-button"])
+            btn_left_paren = gr.Button("(", elem_classes=["calculator-button", "basic-op-button"])
+            btn_right_paren = gr.Button(")", elem_classes=["calculator-button", "basic-op-button"])
+            btn_clear = gr.Button("C", elem_classes=["calculator-button", "basic-op-button"])
+            btn_backspace = gr.Button("⌫", elem_classes=["calculator-button", "basic-op-button"])
+        
+        with gr.Column(scale=2):
+            # Advanced operations
+            for func in ["sin", "cos", "tan", "log", "ln", "sqrt"]:
+                globals()[f"btn_{func}"] = gr.Button(func, elem_classes=["calculator-button", "advanced-op-button"])
+            btn_power = gr.Button("^", elem_classes=["calculator-button", "advanced-op-button"])
+            btn_pi = gr.Button("π", elem_classes=["calculator-button", "advanced-op-button"])
+            btn_e = gr.Button("e", elem_classes=["calculator-button", "advanced-op-button"])
+
+    # Define button click events
+    for btn in [btn_0, btn_1, btn_2, btn_3, btn_4, btn_5, btn_6, btn_7, btn_8, btn_9,
+                btn_dot, btn_add, btn_sub, btn_mul, btn_div, btn_left_paren, btn_right_paren,
+                btn_power, btn_sin, btn_cos, btn_tan, btn_log, btn_ln, btn_sqrt, btn_pi, btn_e]:
+        btn.click(update_expression, inputs=[display, btn], outputs=display)
+
+    btn_equals.click(calculate, inputs=display, outputs=[display, history_display])
+    btn_clear.click(clear, inputs=display, outputs=display)
+    btn_backspace.click(backspace, inputs=display, outputs=display)
+
+iface.launch()