Github user yjshen commented on a diff in the pull request:
https://github.com/apache/spark/pull/7926#discussion_r36268013
--- Diff: python/pyspark/sql/readwriter.py ---
@@ -77,7 +77,7 @@ def schema(self, schema):
def option(self, key, value):
"""Adds an input option for the underlying data source.
"""
- self._jreader = self._jreader.option(key, value)
+ self._jreader = self._jreader.option(key, str(value).lower())
--- End diff --
Can I do this way? Above the definition of `class DataFrameReader(object):`
```python
def to_str(value):
"""
A wrapper over str(), but convert bool values to lower case string
"""
if isinstance(value, bool):
return str(value).lower()
else:
return str(value)
```
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