Convert JSON string to tab-delimited output

json2tdv.py

#!/usr/bin/env python                                                                                                                                                                                                                         

import sys
import json

test_json_str = '''                                                                                                                                                                                                                           
[                                                                                                                                                                                                                                             
{"name":"FOO", "chr":"chrN", "start":100, "stop":200},                                                                                                                                                                                        
{"name":"BAR", "chr":"chrN", "start":300, "stop":400},                                                                                                                                                                                        
{"name":"BAZ", "chr":"chrN", "start":700, "stop":750}                                                                                                                                                                                         
]                                                                                                                                                                                                                                             
'''.strip()

test_json_obj = json.loads(test_json_str)

for gene_obj in test_json_obj:
    line = '\t'.join([gene_obj["chr"],
                      str(gene_obj["start"]),
                      str(gene_obj["stop"]),
                      gene_obj["name"]])
    sys.stdout.write("%s\n" % line)