generalize argument parsing

code/frontend.py

 from flask import Flask, render_template, request
 import os
+
+from sympy import arg
 import model
 
 app = Flask(__name__)
@@ -14,10 +16,8 @@ def hello_world():
 @app.route("/run_code", methods=["GET"])
 def run_code():
     global params
-
-    varX = "python ./code/main.py " + str(params[0])
-    print(varX)
-    os.system("python ./code/main.py " + str(params[0]))
+    arguments = " ".join(params)
+    os.system("python ./code/main.py " + str(arguments))
     return "<p>Back to Main Page</p>"
 
 @app.route("/set_params", methods=["POST"])
@@ -33,7 +33,6 @@ def set_params():
         form.cluster_count.data, 
         form.ocel_file_type.data,
         form.graph_file_type.data]
-    print(params)
     if form.validate_on_submit():
         return "<p>Parameters where set successfully.</p>"
     return render_template('start_page.html', form=form)