DTN IQFeed, DTN.IQ, DTN ProphetX Support Forums

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"I started a trial a few weeks back before the market went wild. DTN.IQ didn’t miss anything and beat my other provider. I decided to stay with you because of the great service through all the volatility." - Comment from Mike

"I cannot believe what a difference it makes trading with ProphetX!" - Comment from Bruce in Los Angeles

"I was with ******* for 4 years at $230 a month, this is a huge savings for me, GOD BLESS YOU PEOPLE," - Comment from T.S. via Email

"I've never had DTN go out on me since switching. ******* would go down a couple times every month when I was using them." - Comment from Bryce in AL.

"Thanks for following up with me. You guys do a great job in tech support." - Comment from Phelps

"IQFeed version 4 is a real screamer compared to anything else I have seen." - Comment from Tom

"I am very happy I changed. I love the product, but more so I am thrilled with Tech Support. You are knowledgeable, polite, pleasant and professional." - Comment from Pat

"I used to have *******, but they are way more money for the same thing. I have had no probs with data from DTN since switching over." - Comment from Public Forum Post

"There is no doubt that IQFeed is the best data provider. I am very satisfied with your services. And IQFeed is the only one that I would recommend to my friends. Now, most of them are using your product in China." - Comment from Zhezhe

"I just wanted to let you know how fast and easy I found it to integrate IQFeed into our existing Java code using your JNI client. In my experience, such things almost never go so smoothly - great job!" - Comment from Nate

# Python v3.7.7
# Windows 10 x64
import sys
import clr

assembly_path = r"~my_path_to\IQFeed_CS"
sys.path.append(assembly_path)
clr.AddReference("IQFeed.CSharpApiClient")

from IQFeed.CSharpApiClient import IQFeedLauncher
from IQFeed.CSharpApiClient.Streaming.Level2 import Level2ClientFactory
from IQFeed.CSharpApiClient.Streaming import Level2
from IQFeed.CSharpApiClient.Streaming.Level2 import Messages
from IQFeed.CSharpApiClient.Streaming.Common import Messages

IQFeedLauncher.Start("my_id", "my_pw", "dev_id")

level2Client = Level2ClientFactory.CreateNew()

level2Client.Connect()

level2Client.ReqWatch("@BTC#")

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