from __future__ import print_function
from ipywidgets import interact, interactive, fixed, interact_manual
import ipywidgets as widgets
import os
data_folder = './csvdietfiles/'
diet_files = os.listdir(data_folder)
diet_files ['dairy_intakes.txt_Female.csv',
'dairy_intakes.txt_Male.csv',
'dark_green_vegetables_subgroup.txt_Female.csv',
'dark_green_vegetables_subgroup.txt_Male.csv',
'fruits_intake.txt_Female.csv',
'fruits_intake.txt_Male.csv',
'grains_intake.txt_Female.csv',
'grains_intake.txt_Male.csv',
'legumes_beans_and_peas_subgroup.txt_Female.csv',
'legumes_beans_and_peas_subgroup.txt_Male.csv',
'meat_poultry_and_eggs_subgroup.txt_Female.csv',
'meat_poultry_and_eggs_subgroup.txt_Male.csv',
'nuts_seeds_and_soy_products_subgroup.txt_Female.csv',
'nuts_seeds_and_soy_products_subgroup.txt_Male.csv',
'other_vegetables_subgroup.txt_Female.csv',
'other_vegetables_subgroup.txt_Male.csv',
'protein_intake.txt_Female.csv',
'protein_intake.txt_Male.csv',
'red_and_orange_vegetables_subgroup.txt_Female.csv',
'red_and_orange_vegetables_subgroup.txt_Male.csv',
'seafood_subgroup.txt_Female.csv',
'seafood_subgroup.txt_Male.csv',
'starchy_vegetables_subgroup.txt_Female.csv',
'starchy_vegetables_subgroup.txt_Male.csv',
'vegetable_intake.txt_Female.csv',
'vegetable_intake.txt_Male.csv']…