Example of ftp download for StreamCat data

Download_StreamCat.py

# -*- coding: utf-8 -*-
"""
Created on Tue Sep 20 08:20:02 2016

@author: mweber
"""

import os
from ftplib import FTP

outdir  = 'c:/users/mweber/temp/'

ftp = FTP('newftp.epa.gov')
ftp.login()
ftp.cwd("/EPADataCommons/ORD/NHDPlusLandscapeAttributes/StreamCat/HydroRegions/") #just need to set this upper directory for each state

filelist=ftp.nlst()
for filename in filelist:
    if filename.count("STATSGO_Set2_Region07.csv"):
        download_file = filename
        print "Downloading ", download_file
        outfile=open(outdir + download_file,'wb')
        ftp.retrbinary('RETR ' + download_file, outfile.write, 1024)
        ftp.quit()
        outfile.close()