python - Drop row in dataframe based on condition in column -


i have dataframe looks follows

                                       class                 number  2015                                   0             0     0    ret                                    real estate             1     0    ret                                          empty             2     0    ret                                         equity             3     0    ret                                 participations             4     0    ret                                          empty             5     0    ret                                 private equity             6     0    ret                                     hedge fund             7     0    ret                                     high yield             8     0    ret              loan, multitranchen, fsb, fss_fsb             9     0    ret                                          empty            10     0    ret                                   loan gr, fsb            11     0    ret                                          empty            12     0    ret                                corporate bonds            13     0    

i delete rows value in column "class" "empty". following code returns dataframe na values.

df[df[["class"]] != "empty"] 

can me out that?


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