Literal: fix Cython + better names for fused types

Author: paugier

data_tests/saved__backend__/cython/default_params.pxd

@@ -3,7 +3,7 @@ import cython
 import numpy as np
 cimport numpy as np
 
-ctypedef fused __func__Unionstr_None:
+ctypedef fused __func__Union_str_None:
    cython.str
 
-cpdef func(cython.int a=*, __func__Unionstr_None b=*, cython.float c=*)
+cpdef func(cython.int a=*, __func__Union_str_None b=*, cython.float c=*)

data_tests/saved__backend__/cython/literal_with_types.pxd

@@ -3,4 +3,10 @@ import cython
 import numpy as np
 cimport numpy as np
 
-cpdef gen_seq(Literal dtype, Literal seq_type, cython.int n)
+ctypedef fused __gen_seq__Literal_int_float:
+   object
+
+ctypedef fused __gen_seq__Literal_list_set:
+   object
+
+cpdef gen_seq(__gen_seq__Literal_int_float dtype, __gen_seq__Literal_list_set seq_type, cython.int n)

data_tests/saved__backend__/cython/type_hint_notemplate.pxd

@@ -13,12 +13,12 @@ ctypedef fused __compute__TypeIint_complex128I:
    cython.int
    np.complex128_t
 
-ctypedef fused __compute__UnionArray_TypeIint_complex128I_NDimI1_3I_Array_float32_NDimI1_3Ip1:
+ctypedef fused __compute__Union_Array_TypeIint_complex128I_NDimI1_3I_Array_float32_NDimI1_3Ip1:
    np.ndarray[np.complex128_t, ndim=1]
    np.ndarray[np.complex128_t, ndim=3]
    np.ndarray[np.float32_t, ndim=2]
    np.ndarray[np.float32_t, ndim=4]
    np.ndarray[np.int32_t, ndim=1]
    np.ndarray[np.int32_t, ndim=3]
 
-cpdef compute(__compute__Array_TypeIint_complex128I_NDimI1_3I a, __compute__Array_TypeIint_complex128I_NDimI1_3I b, __compute__TypeIint_complex128I c, __compute__UnionArray_TypeIint_complex128I_NDimI1_3I_Array_float32_NDimI1_3Ip1 d, cython.str e)
+cpdef compute(__compute__Array_TypeIint_complex128I_NDimI1_3I a, __compute__Array_TypeIint_complex128I_NDimI1_3I b, __compute__TypeIint_complex128I c, __compute__Union_Array_TypeIint_complex128I_NDimI1_3I_Array_float32_NDimI1_3Ip1 d, cython.str e)

src/transonic/backends/cython.py

@@ -79,6 +79,9 @@ def make_tuple_code(self, types, **kwargs):
     def make_const_code(self, code):
         return "const " + code
 
+    def make_literal_type_code(self, type_, **kwargs):
+        return "object"
+
 
 def memoryview_type(dtype, ndim, mem_layout) -> str:
     ndim_F = 0

src/transonic/typing.py

@@ -618,11 +618,10 @@ def __getitem__(self, types):
                 short_repr.append(repr(value))
 
         target_class = self._get_target_class()
-
         self._name_target_class = target_class.__name__
 
         return type(
-            self._name_target_class + "_".join(short_repr),
+            self._name_target_class + "_" + "_".join(short_repr),
             (target_class,),
             {"types": types, "template_var": template_var},
         )