81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
# # ⚠ Warning
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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# LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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# NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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# [🥭 Mango Markets](https://mango.markets/) support is available at:
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# [Docs](https://docs.mango.markets/)
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# [Discord](https://discord.gg/67jySBhxrg)
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# [Twitter](https://twitter.com/mangomarkets)
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# [Github](https://github.com/blockworks-foundation)
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# [Email](mailto:hello@blockworks.foundation)
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import logging
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import typing
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from decimal import Decimal
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from .output import output
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from .tokens import Token
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# # 🥭 BalanceSheet class
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#
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class BalanceSheet:
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def __init__(
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self,
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token: Token,
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liabilities: Decimal,
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settled_assets: Decimal,
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unsettled_assets: Decimal,
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) -> None:
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self._logger: logging.Logger = logging.getLogger(self.__class__.__name__)
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self.token: Token = token
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self.liabilities: Decimal = liabilities
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self.settled_assets: Decimal = settled_assets
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self.unsettled_assets: Decimal = unsettled_assets
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@property
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def assets(self) -> Decimal:
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return self.settled_assets + self.unsettled_assets
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@property
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def value(self) -> Decimal:
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return self.assets - self.liabilities
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@property
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def collateral_ratio(self) -> Decimal:
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if self.liabilities == Decimal(0):
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return Decimal(0)
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return self.assets / self.liabilities
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@staticmethod
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def report(
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values: typing.Sequence["BalanceSheet"],
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reporter: typing.Callable[[str], None] = output,
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) -> None:
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for value in values:
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reporter(str(value))
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def __str__(self) -> str:
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name = "«Unspecified»"
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if self.token is not None:
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name = self.token.name
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return f"""« BalanceSheet [{name}]:
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Assets : {self.assets:>18,.8f}
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Settled Assets : {self.settled_assets:>18,.8f}
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Unsettled Assets : {self.unsettled_assets:>18,.8f}
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Liabilities : {self.liabilities:>18,.8f}
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Value : {self.value:>18,.8f}
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Collateral Ratio : {self.collateral_ratio:>18,.2%}
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»
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"""
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def __repr__(self) -> str:
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return f"{self}"
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