Reason for the change
If applicable, link the related issue/bug report or write down in few sentences the motivation.

Trying to build a query dynamically and log it

Description
Seems like there was a mass change fromst tostatement during rethinkdb 2.1->2.4 but that specifically property was not converted right, thus, left the changed line defunc.

This PR changes it back tost until maintainer finishes the refactor

Code examples

fromrethinkdbimportrfiltering_query_b= (r.row["something"]=="someone")& (r.row["else"]=="else")print(str(filtering_query_b))

will yield an error of

Unable to serialize object: 'And' object has no attribute 'statement_infix'

Checklist

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