Answers for "dropna pandas on a column"

1

pandas dropna specific column

df.dropna(subset=['column1','column2'], inplace=True)
Posted by: Guest on September-15-2021
0

drop_na in pandas

# importing pandas module
import pandas as pd
  
# making data frame from csv file
data = pd.read_csv("nba.csv")
  
# making new data frame with dropped NA values
new_data = data.dropna(axis = 0, how ='any')
  
Posted by: Guest on June-06-2021
1

dropna pandas

df = pd.DataFrame({"name": ['Alfred', 'Batman', 'Catwoman'],
                   "toy": [np.nan, 'Batmobile', 'Bullwhip'],
                   "born": [pd.NaT, pd.Timestamp("1940-04-25"),
                            pd.NaT]})
df
# o/p
#        name        toy       born
# 0    Alfred        NaN        NaT
# 1    Batman  Batmobile 1940-04-25
# 2  Catwoman   Bullwhip        NaT


# Drop the rows where at least one element is missing.
df.dropna()
# o/p
#      name        toy       born
# 1  Batman  Batmobile 1940-04-25

# ref. https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.dropna.html
Posted by: Guest on December-29-2020

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