Warning

This document is for Red's development version, which can be significantly different from previous releases. If you're a regular user, you should read the Red documentation for the current stable release.

Bank

Bank has now been separated from Economy for V3. New to bank is support for having a global bank.

Basic Usage

from redbot.core import bank, commands
import discord

class MyCog(commands.Cog):
    @commands.command()
    async def balance(self, ctx, user: discord.Member = commands.Author):
        bal = await bank.get_balance(user)
        currency = await bank.get_currency_name(ctx.guild)
        await ctx.send(
            "{}'s balance is {} {}".format(
                user.display_name, bal, currency
            )
        )

API Reference

Bank

@redbot.core.bank.cost(amount)[source]

Decorates a coroutine-function or command to have a cost.

If the command raises an exception, the cost will be refunded.

You can intentionally refund by raising AbortPurchase (this error will be consumed and not show to users)

Other exceptions will propagate and will be handled by Red’s (and/or any other configured) error handling.

exception redbot.core.bank.AbortPurchase[source]: Bases: Exception

class redbot.core.bank.Account(name, balance, created_at)[source]

Bases: object

A single account.

This class should ONLY be instantiated by the bank itself.

await redbot.core.bank.bank_prune(bot, guild=None, user_id=None)[source]

Prune bank accounts from the bank.

Parameters

bot (Red) – The bot.
guild (discord.Guild) – The guild to prune. This is required if the bank is set to local.
user_id (int) – The id of the user whose account will be pruned. If supplied this will prune only this user’s bank account otherwise it will prune all invalid users from the bank.

Raises

BankPruneError – If guild is None and the bank is Local.

await redbot.core.bank.can_spend(member, amount)[source]

Determine if a member can spend the given amount.

Parameters

member (discord.Member) – The member wanting to spend.
amount (int) – The amount the member wants to spend.

Raises

TypeError – If the amount is not an int.

Returns

True if the member has a sufficient balance to spend the amount, else False.

Return type

bool

await redbot.core.bank.deposit_credits(member, amount)[source]

Add a given amount of credits to an account.

Parameters

member (discord.Member) – The member to deposit credits to.
amount (int) – The amount to deposit.

Returns

The new balance.

Return type

int

Raises

ValueError – If the deposit amount is invalid.
TypeError – If the deposit amount is not an int.

await redbot.core.bank.get_account(member)[source]

Get the appropriate account for the given user or member.

A member is required if the bank is currently guild specific.

Parameters: member (discord.User or discord.Member) – The user whose account to get.
Returns: The user’s account.
Return type: Account

await redbot.core.bank.get_balance(member)[source]

Get the current balance of a member.

Parameters: member (discord.Member) – The member whose balance to check.
Returns: The member’s balance
Return type: int

await redbot.core.bank.get_bank_name(guild=None)[source]

Get the current bank name.

Parameters: guild (discord.Guild, optional) – The guild to get the bank name for (required if bank is guild-specific).
Returns: The bank’s name.
Return type: str
Raises: RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.get_currency_name(guild=None)[source]

Get the currency name of the bank.

Parameters: guild (discord.Guild, optional) – The guild to get the currency name for (required if bank is guild-specific).
Returns: The currency name.
Return type: str
Raises: RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.get_default_balance(guild=None)[source]

Get the current default balance amount.

Parameters: guild (discord.Guild, optional) – The guild to get the default balance for (required if bank is guild-specific).
Returns: The bank’s default balance.
Return type: int
Raises: RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.get_max_balance(guild=None)[source]

Get the max balance for the bank.

Parameters: guild (discord.Guild, optional) – The guild to get the max balance for (required if bank is guild-specific).
Returns: The maximum allowed balance.
Return type: int
Raises: RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.is_global()[source]

Determine if the bank is currently global.

Returns: True if the bank is global, otherwise False.
Return type: bool

redbot.core.bank.is_owner_if_bank_global()[source]

Restrict the command to the bot owner if the bank is global, otherwise ensure it’s used in guild (WITHOUT checking any user permissions).

When used on the command, this should be combined with permissions check like guildowner_or_permissions().

This is a command check.

Example

@bank.is_owner_if_bank_global()
@checks.guildowner()
@commands.group()
async def bankset(self, ctx: commands.Context):
    """Base command for bank settings."""

If the bank is global, the [p]bankset command can only be used by the bot owners in both guilds and DMs. If the bank is local, the command can only be used in guilds by guild and bot owners.

await redbot.core.bank.set_balance(member, amount)[source]

Set an account balance.

Parameters

member (Union[discord.Member, discord.User]) – The member whose balance to set.
amount (int) – The amount to set the balance to.

Returns

New account balance.

Return type

int

Raises

ValueError – If attempting to set the balance to a negative number.
RuntimeError – If the bank is guild-specific and a discord.User object is provided.
BalanceTooHigh – If attempting to set the balance to a value greater than bank._MAX_BALANCE.
TypeError – If the amount is not an int.

await redbot.core.bank.set_bank_name(name, guild=None)[source]

Set the bank name.

Parameters

name (str) – The new name for the bank.
guild (discord.Guild, optional) – The guild to set the bank name for (required if bank is guild-specific).

Returns

The new name for the bank.

Return type

str

Raises

RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.set_currency_name(name, guild=None)[source]

Set the currency name for the bank.

Parameters

name (str) – The new name for the currency.
guild (discord.Guild, optional) – The guild to set the currency name for (required if bank is guild-specific).

Returns

The new name for the currency.

Return type

str

Raises

RuntimeError – If the bank is guild-specific and guild was not provided.

await redbot.core.bank.set_default_balance(amount, guild=None)[source]

Set the default balance amount.

Parameters

amount (int) – The new default balance.
guild (discord.Guild, optional) – The guild to set the default balance for (required if bank is guild-specific).

Returns

The new default balance.

Return type

int

Raises

RuntimeError – If the bank is guild-specific and guild was not provided.
ValueError – If the amount is less than 0 or higher than the max allowed balance.
TypeError – If the amount is not an int.

await redbot.core.bank.set_global(global_)[source]

Set global status of the bank.

Important

All accounts are reset when you switch!

Parameters: global (bool) – True will set bank to global mode.
Returns: New bank mode, True is global.
Return type: bool
Raises: RuntimeError – If bank is becoming global and a discord.Member was not provided.

await redbot.core.bank.set_max_balance(amount, guild=None)[source]

Set the maximum balance for the bank.

Parameters

amount (int) – The new maximum balance.
guild (discord.Guild, optional) – The guild to set the max balance for (required if bank is guild-specific).

Returns

The new maximum balance.

Return type

int

Raises

RuntimeError – If the bank is guild-specific and guild was not provided.
ValueError – If the amount is less than 0 or higher than 2 ** 63 - 1.
TypeError – If the amount is not an int.

await redbot.core.bank.transfer_credits(from_, to, amount)[source]

Transfer a given amount of credits from one account to another.

Parameters

from (Union[discord.Member, discord.User]) – The member to transfer from.
to (Union[discord.Member, discord.User]) – The member to transfer to.
amount (int) – The amount to transfer.

Returns

The new balance of the member gaining credits.

Return type

int

Raises

ValueError – If the amount is invalid or if from_ has insufficient funds.
TypeError – If the amount is not an int.
RuntimeError – If the bank is guild-specific and a discord.User object is provided.
BalanceTooHigh – If the balance after the transfer would be greater than bank._MAX_BALANCE.

await redbot.core.bank.wipe_bank(guild=None)[source]

Delete all accounts from the bank.

Parameters: guild (discord.Guild) – The guild to clear accounts for. If unsupplied and the bank is per-server, all accounts in every guild will be wiped.

await redbot.core.bank.withdraw_credits(member, amount)[source]

Remove a certain amount of credits from an account.

Parameters

member (discord.Member) – The member to withdraw credits from.
amount (int) – The amount to withdraw.

Returns

New account balance.

Return type

int

Raises

ValueError – If the withdrawal amount is invalid or if the account has insufficient funds.
TypeError – If the withdrawal amount is not an int.