Method contains

crates/vm/src/bytes_inner.rs:319–324

(&self, needle: Either<Self, PyIntRef>, vm: &VirtualMachine)

    }

    pub fn contains(&self, needle: Either<Self, PyIntRef>, vm: &VirtualMachine) -> PyResult<bool> {
        Ok(match needle {
            Either::A(byte) => self.elements.contains_str(byte.elements.as_slice()),
            Either::B(int) => self.elements.contains(&int.as_bigint().byte_or(vm)?),
        })
    }

    pub fn isalnum(&self) -> bool {
        !self.elements.is_empty()