feat: add fmt_coin2

freqtrade/util/__init__.py

@@ -11,7 +11,7 @@ from freqtrade.util.datetime_helpers import (
     format_ms_time,
     shorten_date,
 )
-from freqtrade.util.formatters import decimals_per_coin, fmt_coin, round_value
+from freqtrade.util.formatters import decimals_per_coin, fmt_coin, fmt_coin2, round_value
 from freqtrade.util.ft_precise import FtPrecise
 from freqtrade.util.measure_time import MeasureTime
 from freqtrade.util.periodic_cache import PeriodicCache
@@ -38,6 +38,7 @@ __all__ = [
     "decimals_per_coin",
     "round_value",
     "fmt_coin",
+    "fmt_coin2",
     "MeasureTime",
     "print_rich_table",
     "print_df_rich_table",

freqtrade/util/formatters.py

@@ -47,3 +47,22 @@ def fmt_coin(value: float, coin: str, show_coin_name=True, keep_trailing_zeros=F
         val = f"{val} {coin}"
 
     return val
+
+
+def fmt_coin2(
+    value: float, coin: str, decimals: int = 8, *, show_coin_name=True, keep_trailing_zeros=False
+) -> str:
+    """
+    Format price value for this coin. Should be preferred for rate formatting
+    :param value: Value to be printed
+    :param coin: Which coin are we printing the price / value for
+    :param decimals: Number of decimals to round to
+    :param show_coin_name: Return string in format: "222.22 USDT" or "222.22"
+    :param keep_trailing_zeros: Keep trailing zeros "222.200" vs. "222.2"
+    :return: Formatted / rounded value (with or without coin name)
+    """
+    val = round_value(value, decimals, keep_trailing_zeros)
+    if show_coin_name:
+        val = f"{val} {coin}"
+
+    return val

tests/util/test_formatters.py

@@ -1,4 +1,5 @@
 from freqtrade.util import decimals_per_coin, fmt_coin, round_value
+from freqtrade.util.formatters import fmt_coin2
 
 
 def test_decimals_per_coin():
@@ -25,6 +26,16 @@ def test_fmt_coin():
     assert fmt_coin(222.2, "USDT", False, True) == "222.200"
 
 
+def test_fmt_coin2():
+    assert fmt_coin2(222.222222, "USDT") == "222.222222 USDT"
+    assert fmt_coin2(222.2, "XRP", 3, keep_trailing_zeros=True) == "222.200 XRP"
+    assert fmt_coin2(222.2, "USDT") == "222.2 USDT"
+    assert fmt_coin2(222.12745, "EUR") == "222.12745 EUR"
+    assert fmt_coin2(0.1274512123, "BTC") == "0.12745121 BTC"
+    assert fmt_coin2(0.1274512123, "ETH") == "0.12745121 ETH"
+    assert fmt_coin2(0.00001245, "PEPE") == "0.00001245 PEPE"
+
+
 def test_round_value():
     assert round_value(222.222222, 3) == "222.222"
     assert round_value(222.2, 3) == "222.2"