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fix: attribute error in command serialization #2243

2 changes: 2 additions & 0 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -178,6 +178,8 @@ These changes are available on the `master` branch, but have not yet been releas
([#2192](https://github.com/Pycord-Development/pycord/pull/2192))
- Fixed `DMChannel.recipient` being `None` and consequently `User.dm_channel` also being
`None`. ([#2219](https://github.com/Pycord-Development/pycord/pull/2219))
- Fix `AttributeError` when serializing commands with Annotated typehint
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([#2243](https://github.com/Pycord-Development/pycord/pull/2243))

## [2.4.1] - 2023-03-20

Expand Down
6 changes: 4 additions & 2 deletions discord/commands/core.py
Original file line number Diff line number Diff line change
Expand Up @@ -746,10 +746,12 @@ def _parse_options(self, params, *, check_params: bool = True) -> list[Option]:
option = next(option_gen, Option())
# Handle Optional
if self._is_typing_optional(type_hint):
option.input_type = get_args(type_hint)[0]
option.input_type = SlashCommandOptionType.from_datatype(
get_args(type_hint)[0]
)
option.default = None
else:
option.input_type = type_hint
option.input_type = SlashCommandOptionType.from_datatype(type_hint)

if self._is_typing_union(option):
if self._is_typing_optional(option):
Expand Down
46 changes: 42 additions & 4 deletions tests/test_typing_annotated.py
Original file line number Diff line number Diff line change
@@ -1,10 +1,9 @@
from typing import Optional

import pytest
from typing_extensions import Annotated

import discord
from discord import ApplicationContext
from discord import SlashCommandOptionType
from discord.commands.core import SlashCommand, slash_command


Expand All @@ -15,6 +14,10 @@ async def echo(ctx, txt: Annotated[str, discord.Option()]):
cmd = SlashCommand(echo)
bot = discord.Bot()
bot.add_application_command(cmd)
dict_result = cmd.to_dict()
assert (
dict_result.get("options")[0].get("type") == SlashCommandOptionType.string.value
)


def test_typing_annotated_decorator():
Expand All @@ -24,6 +27,12 @@ def test_typing_annotated_decorator():
async def echo(ctx, txt: Annotated[str, discord.Option(description="Some text")]):
await ctx.respond(txt)

dict_result = echo.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value
assert option.get("description") == "Some text"


def test_typing_annotated_cog():
class echoCog(discord.Cog):
Expand All @@ -38,7 +47,14 @@ async def echo(
await ctx.respond(txt)

bot = discord.Bot()
bot.add_cog(echoCog(bot))
cog = echoCog(bot)
bot.add_cog(cog)

dict_result = cog.echo.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value
assert option.get("description") == "Some text"


def test_typing_annotated_cog_slashgroup():
Expand All @@ -56,7 +72,14 @@ async def echo(
await ctx.respond(txt)

bot = discord.Bot()
bot.add_cog(echoCog(bot))
cog = echoCog(bot)
bot.add_cog(cog)

dict_result = cog.echo.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value
assert option.get("description") == "Some text"


def test_typing_annotated_optional():
Expand All @@ -67,6 +90,11 @@ async def echo(ctx, txt: Annotated[Optional[str], discord.Option()]):
bot = discord.Bot()
bot.add_application_command(cmd)

dict_result = cmd.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value


def test_no_annotation():
async def echo(ctx, txt: str):
Expand All @@ -76,6 +104,11 @@ async def echo(ctx, txt: str):
bot = discord.Bot()
bot.add_application_command(cmd)

dict_result = cmd.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value


def test_annotated_no_option():
async def echo(ctx, txt: Annotated[str, "..."]):
Expand All @@ -84,3 +117,8 @@ async def echo(ctx, txt: Annotated[str, "..."]):
cmd = SlashCommand(echo)
bot = discord.Bot()
bot.add_application_command(cmd)

dict_result = cmd.to_dict()

option = dict_result.get("options")[0]
assert option.get("type") == SlashCommandOptionType.string.value
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