Frame drop_rows¶
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drop_rows
(self, predicate)¶ Erase any row in the current frame which qualifies.
Parameters: predicate : function
UDF which evaluates a row to a boolean; rows that answer True are dropped from the Frame
Examples
>>> frame.inspect() [#] name age tenure phone ==================================== [0] Fred 39 16 555-1234 [1] Susan 33 3 555-0202 [2] Thurston 65 26 555-4510 [3] Judy 44 14 555-2183 >>> frame.drop_rows(lambda row: row.name[-1] == 'n') # drop people whose name ends in 'n' [===Job Progress===] >>> frame.inspect() [#] name age tenure phone ================================ [0] Fred 39 16 555-1234 [1] Judy 44 14 555-2183
More information on a UDF can be found at Python User Functions.