delete columns with nan pandas code example
Example 1: drop if nan in column pandas
df = df[df['EPS'].notna()]
Example 2: dropping nan in pandas dataframe
df.dropna(subset=['name', 'born'])
Example 3: clean nas from column pandas
>>> df.dropna()
name toy born
1 Batman Batmobile 1940-04-25
Example 4: threshold meaning in pandas dropna
>>>df = pd.DataFrame({"name": ['Alfred', 'Batman', 'Catwoman'],
"toy": [np.nan, 'Batmobile', 'Bullwhip'],
"born": [pd.NaT, pd.Timestamp("1940-04-25"),
pd.NaT]})
df.dropna(thresh=2)
name toy born
1 Batman Batmobile 1940-04-25
2 Catwoman Bullwhip NaT