core/typing: fix extmod docs and mocks

core/embed/extmod/modtrezorconfig/modtrezorconfig.c

@@ -141,7 +141,7 @@ STATIC mp_obj_t mod_trezorconfig_change_pin(mp_obj_t pin, mp_obj_t newpin) {
 STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorconfig_change_pin_obj,
                                  mod_trezorconfig_change_pin);
 
-/// def get(app: int, key: int, public: bool = False) -> bytes:
+/// def get(app: int, key: int, public: bool = False) -> Optional[bytes]:
 ///     """
 ///     Gets the value of the given key for the given app (or None if not set).
 ///     Raises a RuntimeError if decryption or authentication of the stored
@@ -243,7 +243,9 @@ STATIC mp_obj_t mod_trezorconfig_set_counter(size_t n_args,
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorconfig_set_counter_obj, 3,
                                            4, mod_trezorconfig_set_counter);
 
-/// def next_counter(app: int, key: int, writable_locked: bool = False) -> bool:
+/// def next_counter(
+///    app: int, key: int, writable_locked: bool = False,
+/// ) -> Optional[int]:
 ///     """
 ///     Increments the counter stored under the given key of the given app and
 ///     returns the new value.

core/embed/extmod/modtrezorcrypto/modtrezorcrypto-secp256k1_zkp.h

@@ -52,7 +52,7 @@ typedef struct _mp_obj_secp256k1_context_t {
   uint8_t secp256k1_ctx_buf[0];  // to be allocate via m_new_obj_var_maybe().
 } mp_obj_secp256k1_context_t;
 
-/// def __init__(self):
+/// def __init__(self) -> None:
 ///     """
 ///     Allocate and initialize secp256k1_context.
 ///     """
@@ -84,7 +84,7 @@ STATIC mp_obj_t mod_trezorcrypto_secp256k1_context_make_new(
   return MP_OBJ_FROM_PTR(o);
 }
 
-/// def __del__(self):
+/// def __del__(self) -> None:
 ///     """
 ///     Destructor.
 ///     """
@@ -98,7 +98,7 @@ STATIC mp_obj_t mod_trezorcrypto_secp256k1_context___del__(mp_obj_t self) {
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_secp256k1_context___del___obj,
                                  mod_trezorcrypto_secp256k1_context___del__);
 
-/// def size(self):
+/// def size(self) -> int:
 ///     """
 ///     Return the size in bytes of the internal secp256k1_ctx_buf buffer.
 ///     """

core/mocks/generated/trezorconfig.pyi

@@ -55,7 +55,7 @@ def change_pin(pin: int, newpin: int) -> bool:
 
 
 # extmod/modtrezorconfig/modtrezorconfig.c
-def get(app: int, key: int, public: bool = False) -> bytes:
+def get(app: int, key: int, public: bool = False) -> Optional[bytes]:
     """
     Gets the value of the given key for the given app (or None if not set).
     Raises a RuntimeError if decryption or authentication of the stored
@@ -87,7 +87,9 @@ def set_counter(
 
 
 # extmod/modtrezorconfig/modtrezorconfig.c
-def next_counter(app: int, key: int, writable_locked: bool = False) -> bool:
+def next_counter(
+   app: int, key: int, writable_locked: bool = False,
+) -> Optional[int]:
     """
     Increments the counter stored under the given key of the given app and
     returns the new value.

core/mocks/generated/trezorcrypto/secp256k1_zkp.pyi

@@ -8,17 +8,17 @@ class Context:
     Can be allocated once and re-used between subsequent operations.
     """
 
-    def __init__(self):
+    def __init__(self) -> None:
         """
         Allocate and initialize secp256k1_context.
         """
 
-    def __del__(self):
+    def __del__(self) -> None:
         """
         Destructor.
         """
 
-    def size(self):
+    def size(self) -> int:
         """
         Return the size in bytes of the internal secp256k1_ctx_buf buffer.
         """

core/mocks/uctypes.pyi

@@ -27,4 +27,4 @@ class struct:
 def sizeof(struct: struct) -> int: ...
 def addressof(obj: bytes) -> int: ...
 def bytes_at(addr: int, size: int) -> bytes: ...
-def bytearray_at(addr, size) -> bytearray: ...
+def bytearray_at(addr: int, size: int) -> bytearray: ...