[doc] Update README.md (#254)

Author: xingchensong

README.md

@@ -34,14 +34,34 @@ weitn --text "二点五平方电线"
 Python usage:
 
 ```py
-# tn usage
->>> from tn.chinese.normalizer import Normalizer
->>> normalizer = Normalizer()
->>> normalizer.normalize("2.5平方电线")
-# itn usage
->>> from itn.chinese.inverse_normalizer import InverseNormalizer
->>> invnormalizer = InverseNormalizer()
->>> invnormalizer.normalize("二点五平方电线")
+from itn.chinese.inverse_normalizer import InverseNormalizer
+from tn.chinese.normalizer import Normalizer as ZhNormalizer
+from tn.english.normalizer import Normalizer as EnNormalizer
+
+# NOTE(xcsong): 和默认参数不一致时，必须重新构图，要重新构图请务必指定 `overwrite_cache=True`
+#               When the parameters differ from the defaults, it is mandatory to re-compose. To re-compose, please ensure you specify `overwrite_cache=True`.
+
+zh_tn_text = "你好 WeTextProcessing 1.0，船新版本儿，船新体验儿，简直666，9和10"
+zh_itn_text = "你好 WeTextProcessing 一点零，船新版本儿，船新体验儿，简直六六六，九和六"
+en_tn_text = "Hello WeTextProcessing 1.0, life is short, just use wetext, 666, 9 and 10"
+zh_tn_model = ZhNormalizer(remove_erhua=True, overwrite_cache=True)
+zh_itn_model = InverseNormalizer(enable_0_to_9=False, overwrite_cache=True)
+en_tn_model = EnNormalizer(overwrite_cache=True)
+print("中文 TN (去除儿化音，重新在线构图):\n\t{} => {}".format(zh_tn_text, zh_tn_model.normalize(zh_tn_text)))
+print("中文ITN (小于10的单独数字不转换，重新在线构图):\n\t{} => {}".format(zh_itn_text, zh_itn_model.normalize(zh_itn_text)))
+print("英文 TN (暂时还没有可控的选项，后面会加...):\n\t{} => {}\n".format(en_tn_text, en_tn_model.normalize(en_tn_text)))
+
+zh_tn_model = ZhNormalizer(overwrite_cache=False)
+zh_itn_model = InverseNormalizer(overwrite_cache=False)
+en_tn_model = EnNormalizer(overwrite_cache=False)
+print("中文 TN (复用之前编译好的图):\n\t{} => {}".format(zh_tn_text, zh_tn_model.normalize(zh_tn_text)))
+print("中文ITN (复用之前编译好的图):\n\t{} => {}".format(zh_itn_text, zh_itn_model.normalize(zh_itn_text)))
+print("英文 TN (复用之前编译好的图):\n\t{} => {}\n".format(en_tn_text, en_tn_model.normalize(en_tn_text)))
+
+zh_tn_model = ZhNormalizer(remove_erhua=False, overwrite_cache=True)
+zh_itn_model = InverseNormalizer(enable_0_to_9=True, overwrite_cache=True)
+print("中文 TN (不去除儿化音，重新在线构图):\n\t{} => {}".format(zh_tn_text, zh_tn_model.normalize(zh_tn_text)))
+print("中文ITN (小于10的单独数字也进行转换，重新在线构图):\n\t{} => {}\n".format(zh_itn_text, zh_itn_model.normalize(zh_itn_text)))
 ```
 
 #### 1.2 Advanced Usage: