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Diffstat (limited to 'python/pyspark/sql/types.py')
| -rw-r--r-- | python/pyspark/sql/types.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/python/pyspark/sql/types.py b/python/pyspark/sql/types.py index 30ab130f29..7d8d0230b4 100644 --- a/python/pyspark/sql/types.py +++ b/python/pyspark/sql/types.py @@ -27,7 +27,7 @@ from array import array if sys.version >= "3": long = int - unicode = str + basestring = unicode = str from py4j.protocol import register_input_converter from py4j.java_gateway import JavaClass @@ -401,6 +401,7 @@ class StructField(DataType): False """ assert isinstance(dataType, DataType), "dataType should be DataType" + assert isinstance(name, basestring), "field name should be string" if not isinstance(name, str): name = name.encode('utf-8') self.name = name |