Filter Common KEGG Biological Pathways for 2 organisms using a text file containing pathways

kegg_rest_filter.py

import requests


d = {}
with open("metabolicpathways.txt") as f:
    for line in f:
		(key, val) = line.split('\t')
		d[key] = val

	   

def intersect(a, b):
     return list(set(a) & set(b))

pathways = requests.get('http://rest.kegg.jp/list/pathway/hsa')
pathways2 = requests.get('http://rest.kegg.jp/list/pathway/bar')
hsa=[]
bar=[]

for line in pathways.content.split('\n'):
	pathwayid = line.split('\t')[0].replace('path:', '')
	hsa.append(pathwayid[3:])

print "\n\n\n\n"	

for line2 in pathways2.content.split('\n'):
	pathwayid2 = line2.split('\t')[0].replace('path:', '')
	bar.append(pathwayid2[3:])
	
hsa = filter(None, hsa)	
bar = filter(None, bar)

common=intersect(hsa,bar)

for j in common:
	if j in d.keys():
		print "Common Pathway -->",j," - ",d[j],"\n"