Add Thai Solar Date convert to Thai Lunar Date

docs/api/util.rst

@@ -268,6 +268,16 @@ Modules
 
     The `pythainlp.util.spell_words.spell_word` function is designed for spelling individual words in Thai text, facilitating phonetic analysis and pronunciation guides.
 
+.. autofunction:: to_lunar_date
+    :noindex:
+
+    The `to_lunar_date` function focuses on converts the solar date to Thai Lunar Date.
+
+.. autofunction:: th_zodiac
+    :noindex:
+
+    The `th_zodiac` function is converts a Gregorian year to its corresponding Thai Zodiac name.
+
 .. autoclass:: Trie
     :members:
 

pythainlp/util/__init__.py

@@ -48,6 +48,7 @@
     "text_to_arabic_digit",
     "text_to_num",
     "text_to_thai_digit",
+    "th_zodiac",
     "thai_digit_to_arabic_digit",
     "thai_keyboard_dist",
     "thai_strptime",
@@ -60,6 +61,7 @@
     "time_to_thaiword",
     "tis620_to_utf8",
     "to_idna",
+    "to_lunar_date",
     "tone_detector",
     "words_to_num",
 ]
@@ -114,12 +116,15 @@
     isthaichar,
     thai_word_tone_detector,
 )
+from pythainlp.util.thai_lunar_date import th_zodiac, to_lunar_date
 from pythainlp.util.thaiwordcheck import is_native_thai
 from pythainlp.util.time import thaiword_to_time, time_to_thaiword
 from pythainlp.util.trie import Trie, dict_trie
 from pythainlp.util.wordtonum import text_to_num, thaiword_to_num, words_to_num
 
-# sound_syllable and pronounce have to be imported last
+# sound_syllable and pronounce have to be imported last,
+# to prevent circular import issues.
+# Other imports should be above this line, sorted.
 from pythainlp.util.syllable import (
     sound_syllable,
     syllable_length,