from sympy.abc import *

from flask import Flask, request
app = Flask(__name__)

@app.route('/code', methods=['GET', 'POST'])
def code():
    return str(eval(request.json['code']))

if __name__ == "__main__":
    app.run(debug=True, port=80)

from sympy.abc import *
from sympy.core.symbol import Symbol

while True:
    try:
        line = input('')
        print()
        if '=' in line:
            exec(line)
        else:
            _ = eval(line)
            print(_)
    except EOFError:
        continue
    except Exception as e:
        print('Error:', e)

Use local console input to drive the calc
Use local console input to drive the calc
