debug: 添加上报费用的debug信息

pkg/openai/pricing.py

@@ -1,3 +1,5 @@
+import logging
+
 pricing = {
     "base": {  # 文字模型单位是1000字符
         "text-davinci-003": 0.02,
@@ -13,9 +15,11 @@ pricing = {
 def language_base_price(model, text):
     salt_rate = 0.93
     length = ((len(text.encode('utf-8')) - len(text)) / 2 + len(text)) * salt_rate
+    logging.debug("text length: %d" % length)
 
     return pricing["base"][model] * length / 1000
 
 
 def image_price(size):
+    logging.debug("image size: %s" % size)
     return pricing["image"][size]