Add displayable amount

Author: philogicae

src/aleph/sdk/exceptions.py

@@ -1,5 +1,7 @@
 from abc import ABC
 
+from aleph.sdk.utils import displayable_amount
+
 
 class QueryError(ABC, ValueError):
     """The result of an API query is inconsistent."""
@@ -73,8 +75,8 @@ class InsufficientFundsError(Exception):
     available_funds: float
 
     def __init__(self, required_funds: float, available_funds: float):
-        self.required_funds = required_funds
-        self.available_funds = available_funds
+        self.required_funds = displayable_amount(required_funds)
+        self.available_funds = displayable_amount(available_funds)
         super().__init__(
             f"Insufficient funds: required {required_funds}, available {available_funds}"
         )

src/aleph/sdk/utils.py

@@ -8,6 +8,7 @@
 import os
 import subprocess
 from datetime import date, datetime, time
+from decimal import Decimal
 from enum import Enum
 from pathlib import Path
 from shutil import make_archive
@@ -418,6 +419,11 @@ def safe_getattr(obj, attr, default=None):
     return obj
 
 
+def displayable_amount(amount: float | Decimal | str) -> str:
+    """Returns the amount as a string with no trailing zeros or decimals."""
+    return str(amount).rstrip("0").rstrip(".")
+
+
 def make_instance_content(
     rootfs: str,
     rootfs_size: int,