After latest git pull 
bts_feed_auto.py stopped working. 
It now just waits infinitely..
$ ./bts_feed_auto.py USD
I have installed
python3
python3-requests
python3-numpy
on Ubuntu. Also copied and updated new config.json
{
  "asset_list_display": ["CNY", "USD", "BTC", "GOLD"],
  "delegate_list": ["bitcoiners"],
  "client": {
    "rpc_host": "localhost",
    "rpc_port": "9989",
    "rpc_user": "bitcoinerS",
    "rpc_password": "*"
  },
  "price_limit": {
    "common": "only update price feed when the change rate is between 5% ~ 100%",
    "change_min": 0.5,
    "change_max": 50,
    "common1": "set the frequency, how many seconds need to wait until next fetch",
    "sample_timer": 60,
    "common2": "update the feed price at least 23.5 hours a time",
    "max_update_hours": 2.5,
    "common3": "we use the median price, how many samples need to use",
    "median_length": 31
  },
  "market_weight": {
    "common": "weight depenth on (depth * scale)",
    "common1": "include depth between price*(1-depth_change) and price*(1+depth_change)",
    "depth_change": 0.03,
    "scale_bts_usd": 1,
    "scale_bts_cny": 1,
    "scale_btc38": 1,
    "scale_yunbi": 1,
    "scale_bter": 1
  },
  "log" : {
    "filename" : "log-bts.txt",
    "logMaxByte" : 1024000,
    "logBackupCnt" : 15
  }
}