add tg_delete_all_my_msgs

test_chardet.py

@@ -0,0 +1,59 @@
+from ctypes import (
+    CDLL,
+    c_void_p,
+    POINTER,
+    byref,
+    Structure,
+    c_char_p,
+    c_float,
+    c_short,
+    c_size_t
+)
+
+
+class DetectObj(Structure):
+    _fields_ = [("encoding", c_char_p), ("confidence", c_float),
+                ("bom", c_short)]
+
+
+chardetlib = CDLL('libchardet.dll')
+chardetlib.detect_init.restype = c_void_p
+chardetlib.detect_destroy.argtypes = [POINTER(c_void_p)]
+chardetlib.detect_obj_init.restype = POINTER(DetectObj)
+chardetlib.detect_obj_free.argtypes = [POINTER(POINTER(DetectObj))]
+chardetlib.detect_r.argtypes = [c_char_p, c_size_t,
+                                POINTER(POINTER(DetectObj))]
+chardetlib.detect_r.restype = c_short
+
+
+def detect_init() -> int:
+    return chardetlib.detect_init()
+
+
+def detect_destroy(Detect: int):
+    chardetlib.detect_destroy(byref(c_void_p(Detect)))
+
+
+def detect_obj_init() -> POINTER(DetectObj):
+    return chardetlib.detect_obj_init()
+
+
+def detect_obj_free(detectObj: POINTER(DetectObj)):
+    chardetlib.detect_obj_free(byref(detectObj))
+
+
+def detect_r(buf: bytes, detectObj: POINTER(DetectObj)) -> int:
+    return chardetlib.detect_r(buf, len(buf), byref(detectObj))
+
+
+if __name__ == "__main__":
+    d = detect_init()
+    obj = detect_obj_init()
+    b = detect_r("你妈死了，这识别不行。WTF，这就是GBK啊。啊啊啊啊啊，为啥不返回GBK啊".encode('UTF-8'), obj)
+    print(f'detect_r returned {b}')
+    if b == 0:
+        print(obj.contents.encoding)
+        print(obj.contents.confidence)
+    detect_obj_free(obj)
+    detect_destroy(d)
+    print('All done.')