Merge pull request #129 from ohadmata/allow-casting-to-string-from-an…

…y-source-type

allow casting to string from any source type

src/shmessy/types/string.py

@@ -1,7 +1,6 @@
 import logging
 from typing import Any, Optional, Tuple
 
-import numpy as np
 from numpy import ndarray
 from pandas import Series
 
@@ -28,10 +27,10 @@ def prefer_column_casting(self) -> bool:
         return True
 
     def cast_column(self, column: Series, inferred_field: InferredField) -> Series:
-        raise column.apply(lambda x: str(x))
+        return column.apply(lambda x: str(x))
 
     def cast_value(self, value: Any, pattern: Optional[Any] = None) -> Optional[Any]:
         return str(value)
 
     def ignore_cast_for_types(self) -> Tuple[Any]:
-        return (np.dtype("O"),)
+        return tuple()

tests/unit/test_boolean_type.py

@@ -48,7 +48,7 @@
     df_data={
         "test_column": [1, 0, 1, 1, "hello", 1, 1, 0, 1, 0]
     },
-    expected_result=[1, 0, 1, 1, "hello", 1, 1, 0, 1, 0],
+    expected_result=["1", "0", "1", "1", "hello", "1", "1", "0", "1", "0"],
     expected_shmessy_type="String",
     expected_numpy_type=np.dtype("object")
 )