pandas df or condition code example
Example 1: or condition in pandas
df1 = df[(df.a != -1) & (df.b != -1)]
Example 2: or condition in pandas
df2 = df[(df.a != -1) | (df.b != -1)]
df1 = df[(df.a != -1) & (df.b != -1)]
df2 = df[(df.a != -1) | (df.b != -1)]