import os
from syllable_sdk import SyllableSDK


with SyllableSDK(
    api_key_header=os.getenv("SYLLABLESDK_API_KEY_HEADER", ""),
) as ss_client:

    res = ss_client.channels.twilio.numbers.list(channel_id=739627)

    # Handle response
    print(res)

{
  "phone_numbers": [
    {
      "friendly_name": "Test number",
      "phone_number": "+19876543210",
      "sid": "PN123",
      "trunk_sid": "TK123"
    }
  ]
}