ENH: add ZCIS (#154) (#1077)

Co-authored-by: Mike Lync <[email protected]>

Author: mikelync

python/rateslib/instruments/components/__init__.py

@@ -4,15 +4,17 @@
 from rateslib.instruments.components.fx_vol_value import FXVolValue
 from rateslib.instruments.components.iirs import IIRS
 from rateslib.instruments.components.irs import IRS
-from rateslib.instruments.components.zcs import ZCS
 from rateslib.instruments.components.portfolio import Portfolio
 from rateslib.instruments.components.sbs import SBS
 from rateslib.instruments.components.spread import Spread
 from rateslib.instruments.components.value import Value
+from rateslib.instruments.components.zcis import ZCIS
+from rateslib.instruments.components.zcs import ZCS
 
 __all__ = [
     "IRS",
     "ZCS",
+    "ZCIS",
     "IIRS",
     "CDS",
     "SBS",

python/rateslib/instruments/components/irs.py

@@ -22,6 +22,7 @@
         DualTypes,
         DualTypes_,
         FixingsRates_,
+        FloatRateSeries,
         Frequency,
         FXForwards_,
         FXVolOption_,
@@ -34,7 +35,6 @@
         float_,
         int_,
         str_,
-        FloatRateSeries,
     )
 
 

python/rateslib/instruments/components/sbs.py

@@ -21,6 +21,7 @@
         DataFrame,
         DualTypes,
         DualTypes_,
+        FloatRateSeries,
         Frequency,
         FXForwards_,
         FXVolOption_,
@@ -33,7 +34,6 @@
         float_,
         int_,
         str_,
-        FloatRateSeries,
     )