pandas convert inf to nan code example

Example 1: python pandas convert nan to 0

pandas.DataFrame.fillna(0)

Example 2: pandas dataframe replace inf

df.replace([np.inf, -np.inf], np.nan)

Example 3: check if dataframe contains infinity

df.replace([np.inf, -np.inf], np.nan).dropna(subset=["col1", "col2"], how="all")

Example 4: pandas dataframe convert nan to string

df.fillna('', inplace=True)