payment_identifiers:

- this separates GUI from core handling
 - the PaymentIdentifier class handles network requests
 - the GUI is agnostic about the type of PI

electrum/invoices.py

@@ -7,6 +7,7 @@ import attr
 from .json_db import StoredObject, stored_in
 from .i18n import _
 from .util import age, InvoiceError, format_satoshis
+from .payment_identifier import create_bip21_uri
 from .lnutil import hex_to_bytes
 from .lnaddr import lndecode, LnAddr
 from . import constants
@@ -318,7 +319,6 @@ class Request(BaseInvoice):
         *,
         lightning_invoice: Optional[str] = None,
     ) -> Optional[str]:
-        from electrum.util import create_bip21_uri
         addr = self.get_address()
         amount = self.get_amount_sat()
         if amount is not None: