use bitcoin::blockdata::block::Header;
use bitcoin::hash_types::BlockHash;
-use bitcoin::network::constants::Network;
+use bitcoin::network::Network;
use lightning::chain;
///
/// ```
/// use bitcoin::hash_types::BlockHash;
-/// use bitcoin::network::constants::Network;
+/// use bitcoin::network::Network;
///
/// use lightning::chain;
/// use lightning::chain::Watch;