add dead_syllable_as_aek support

 for the check_aek_too function, we can now use dead_syllable as aek which is allowed for Thai poem such as klong

Author: HRNPH

pythainlp/khavee/core.py

@@ -412,12 +412,12 @@ def check_klon(self, text: str,k_type: int=8) -> Union[List[str], str]:
 
         else:
             return 'Something went wrong Make sure you enter it in correct form.'
-
-    def check_aek_too(self, text: Union[List[str], str]) -> Union[List[bool], List[str], bool, str]:
+        
+    def check_aek_too(self, text: Union[List[str], str], dead_syllable_as_aek:bool = False) -> Union[List[bool], List[str], bool, str]:
         """
         Thai tonal word checker
 
-        :param str or list[str] text: Thai word or list of Thai words
+        :param str or list[str] text: Thai word or list of Thai words, bool dead_syllable_as_aek: if True, dead syllable will be considered as aek
         :return: the check if the word is aek or too or False(not both) or list of the check if input is list
         :rtype: Union[List[bool], List[str], bool, str]
 
@@ -433,9 +433,11 @@ def check_aek_too(self, text: Union[List[str], str]) -> Union[List[bool], List[s
             ## -> False, aek, too
             print(kv.check_aek_too(['เอง', 'เอ่ง', 'เอ้ง'])) # ใช้ List ได้เหมือนกัน
             ## -> [False, 'aek', 'too']
+
+
         """
         if isinstance(text, list):
-            return [self.check_aek_too(t) for t in text]
+            return [self.check_aek_too(t, dead_syllable_as_aek) for t in text]
 
         if not isinstance(text, str):
             raise TypeError('text must be str or iterable list[str]')
@@ -445,5 +447,7 @@ def check_aek_too(self, text: Union[List[str], str]) -> Union[List[bool], List[s
             return 'aek'
         elif '้' in word_characters and not '่' in word_characters:
             return 'too'
+        if dead_syllable_as_aek and sound_syllable(text) == 'dead':
+            return 'aek'
         else:
             return False