Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/6725#discussion_r32376356
--- Diff: python/pyspark/sql/functions.py ---
@@ -143,7 +143,8 @@ def _():
'atan2': 'Returns the angle theta from the conversion of rectangular
coordinates (x, y) to' +
'polar coordinates (r, theta).',
'hypot': 'Computes `sqrt(a^2^ + b^2^)` without intermediate overflow
or underflow.',
- 'pow': 'Returns the value of the first argument raised to the power of
the second argument.'
+ 'pow': 'Returns the value of the first argument raised to the power of
the second argument.',
+ 'log': 'Returns the first argument-based logarithm of the second
argument',
--- End diff --
can we define this function directly instead of using this magic?
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