danepitkin commented on code in PR #34894:
URL: https://github.com/apache/arrow/pull/34894#discussion_r1160106181
##########
python/pyarrow/types.py:
##########
@@ -407,155 +223,71 @@ def is_unicode(t):
return is_string(t)
+@doc(is_null, datatype="string (utf8 unicode)")
def is_string(t):
- """
- Return True if value is an instance of string (utf8 unicode) type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id == lib.Type_STRING
+@doc(is_unicode, method="is_large_string")
def is_large_unicode(t):
- """
- Alias for is_large_string.
-
- Parameters
- ----------
- t : DataType
- """
return is_large_string(t)
+@doc(is_null, datatype="large string (utf8 unicode)")
def is_large_string(t):
- """
- Return True if value is an instance of large string (utf8 unicode) type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id == lib.Type_LARGE_STRING
+@doc(is_null, datatype="fixed size binary")
def is_fixed_size_binary(t):
- """
- Return True if value is an instance of a fixed size binary type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id == lib.Type_FIXED_SIZE_BINARY
+@doc(is_null, datatype="date")
def is_date(t):
- """
- Return True if value is an instance of a date type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id in _DATE_TYPES
+@doc(is_null, datatype="date32 (days)")
def is_date32(t):
- """
- Return True if value is an instance of a date32 (days) type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id == lib.Type_DATE32
+@doc(is_null, datatype="date64 (milliseconds)")
def is_date64(t):
- """
- Return True if value is an instance of a date64 (milliseconds) type.
-
- Parameters
- ----------
- t : DataType
- """
return t.id == lib.Type_DATE64
+@doc(is_null, datatype="logical map")
Review Comment:
The underlying implementation is `@GARROW_TYPE_MAP: A repeated struct
logical type.`
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