add

ccxt/static_dependencies/msgpack/_cmsgpack.pyx

@@ -0,0 +1,11 @@
+# coding: utf-8
+#cython: embedsignature=True, c_string_encoding=ascii, language_level=3
+from cpython.datetime cimport import_datetime, datetime_new
+import_datetime()
+
+import datetime
+cdef object utc = datetime.timezone.utc
+cdef object epoch = datetime_new(1970, 1, 1, 0, 0, 0, 0, tz=utc)
+
+include "_packer.pyx"
+include "_unpacker.pyx"