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flask_app.py
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flask_app.py
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from flask import Flask, render_template, request, jsonify
from flask_wtf.csrf import CSRFProtect
app = Flask(__name__)
csrf = CSRFProtect(app)
app.config.from_object('config.DevConfig')
@app.route('/')
def index():
return render_template('index.html')
@app.route('/solve', methods=['POST'])
def solve():
from nussinov.nussinov import isSequenceValid, classicalNussinov, backtrace, structure_output
sequence = request.values.get('sequence', None)
if sequence is None:
return jsonify({'success': False, 'response': 'Please enter a sequence.'})
sequence = sequence.upper()
if not isSequenceValid(sequence):
return jsonify({'success': False, 'response': 'Your sequence contains invalid characters.'}) # return error that sequence is invalid
solution_matrix = classicalNussinov(sequence)
solution = []
backtrace(sequence, solution_matrix, solution, 0, len(sequence)-1)
optimal_structure = structure_output(sequence, solution)
return jsonify({'success': True, 'matrix': solution_matrix.tolist(), 'sequence': sequence, 'solution': solution, 'optimal_structure': optimal_structure})
if __name__ == "__main__":
app.run(host='0.0.0.0', port=5000)