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from fastapi import FastAPI
from pydantic import BaseModel
from transformers import pipeline
app = FastAPI()
class CalculationRequest(BaseModel):
a: float
b: float
operation: str
model = pipeline('text-generation', model='distilgpt2')
@app.get("/")
def read_root():
return {"message": "Welcome to the Math API"}
@app.post("/calculate")
def calculate(request: CalculationRequest):
a = request.a
b = request.b
operation = request.operation.lower()
try:
if operation == "add":
result = a + b
elif operation == "subtract":
result = a - b
elif operation == "multiply":
result = a * b
elif operation == "divide":
if b == 0:
raise HTTPException(status_code=400, detail="Division by zero is not allowed")
result = a / b
elif operation == "power":
result = math.pow(a, b)
elif operation == "modulus":
result = a % b
elif operation == "sqrt":
if a < 0:
raise HTTPException(status_code=400, detail="Square root of negative number is not allowed")
result = math.sqrt(a)
elif operation == "log":
if a <= 0:
raise HTTPException(status_code=400, detail="Logarithm of non-positive number is not allowed")
result = math.log(a)
elif operation == "log10":
if a <= 0:
raise HTTPException(status_code=400, detail="Logarithm of non-positive number is not allowed")
result = math.log10(a)
elif operation == "sin":
result = math.sin(math.radians(a))
elif operation == "cos":
result = math.cos(math.radians(a))
elif operation == "tan":
result = math.tan(math.radians(a))
elif operation == "asin":
result = math.degrees(math.asin(a))
elif operation == "acos":
result = math.degrees(math.acos(a))
elif operation == "atan":
result = math.degrees(math.atan(a))
elif operation == "factorial":
if a < 0 or not float(a).is_integer():
raise HTTPException(status_code=400, detail="Factorial of negative or non-integer number is not allowed")
result = math.factorial(int(a))
else:
raise HTTPException(status_code=400, detail="Invalid operation")
except Exception as e:
raise HTTPException(status_code=400, detail=str(e))
return {"result": result}
@app.post("/generate")
def generate_text(prompt: str):
generated = model(prompt, max_length=50, clean_up_tokenization_spaces=True)
return {"generated_text": generated[0]['generated_text']}
@app.post("/test_math")
def test_math(request: CalculationRequest):
a = request.a
b = request.b
operation = request.operation
if operation == "add":
result = a + b
elif operation == "subtract":
result = a - b
elif operation == "multiply":
result = a * b
elif operation == "divide":
result = a / b
else:
return {"error": "Invalid operation"}
return {"result": result}
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=7860) |