feat: Added support for categorizing the TDS

Author: Ganesh Subramanian

README.md

@@ -107,6 +107,7 @@ Notes:
   - `DIVIDEND_REINVESTMENT`
   - `SEGREGATION`
   - `STAMP_DUTY_TAX`
+  - `TDS_TAX`
   - `STT_TAX`
   - `MISC`
 - `dividend_rate` is applicable only for `DIVIDEND_PAYOUT` and 

casparser/enums.py

@@ -40,6 +40,7 @@ class TransactionType(str, AutoEnum):
     SWITCH_OUT_MERGER = auto()
     STT_TAX = auto()
     STAMP_DUTY_TAX = auto()
+    TDS_TAX = auto()
     SEGREGATION = auto()
     MISC = auto()
     UNKNOWN = auto()

casparser/process/cas_detailed.py

@@ -43,6 +43,8 @@ def get_transaction_type(
             txn_type = TransactionType.STAMP_DUTY_TAX
         elif "segregat" in description:
             txn_type = TransactionType.SEGREGATION
+        elif "tds" in description:
+            txn_type = TransactionType.TDS_TAX
         else:
             txn_type = TransactionType.MISC
     elif units > 0:

pyproject.toml

@@ -47,7 +47,7 @@ target-version = ['py38']
 
 [tool.pytest.ini_options]
 minversion = "6.0"
-addopts = "--cov=casparser --cov-report=xml --cov-report=html"
+#addopts = "--cov=casparser --cov-report=xml --cov-report=html"
 testpaths = [
     "tests",
 ]

tests/test_process.py

@@ -46,6 +46,7 @@ def test_transaction_type(self):
             TransactionType.STAMP_DUTY_TAX,
             None,
         )
+        assert get_transaction_type("*** TDS on Above ***", None) == (TransactionType.TDS_TAX, None)
         assert get_transaction_type("Creation of units - Segregated portfolio", None) == (
             TransactionType.SEGREGATION,
             None,