onetick.py.Operation.__and__# Operation.__and__(other)# Return logical and in filter operation. Examples >>> t = otp.Ticks(A=[1, 1], B=[1, 2]) >>> t = t.where((t['A'] == 1) & (t['B'] == 1)) >>> otp.run(t)[['A', 'B']] A B 0 1 1