def record_replace_field(rec, tag, new_field, field_position_global=None,
                         field_position_local=None):
    """Replace a field with a new field."""
    if field_position_global is None and field_position_local is None:
        raise InvenioBibRecordFieldError(
            "A field position is required to "
            "complete this operation.")
    elif field_position_global is not None and \
            field_position_local is not None:
        raise InvenioBibRecordFieldError(
            "Only one field position is required "
            "to complete this operation.")
    elif field_position_global:
        if tag not in rec:
            raise InvenioBibRecordFieldError("No tag '%s' in record." % tag)

        replaced = False
        for position, field in enumerate(rec[tag]):
            if field[4] == field_position_global:
                rec[tag][position] = new_field
                replaced = True

        if not replaced:
            raise InvenioBibRecordFieldError(
                "No field has the tag '%s' and "
                "the global field position '%d'." %
                (tag, field_position_global))
    else:
        try:
            rec[tag][field_position_local] = new_field
        except KeyError:
            raise InvenioBibRecordFieldError("No tag '%s' in record." % tag)
        except IndexError:
            raise InvenioBibRecordFieldError(
                "No field has the tag '%s' and "
                "the local field position '%d'." % (tag, field_position_local))
def record_replace_field(rec, tag, new_field, field_position_global=None,
                         field_position_local=None):
    """Replace a field with a new field."""
    if field_position_global is None and field_position_local is None:
        raise InvenioBibRecordFieldError(
            "A field position is required to "
            "complete this operation.")
    elif field_position_global is not None and \
            field_position_local is not None:
        raise InvenioBibRecordFieldError(
            "Only one field position is required "
            "to complete this operation.")
    elif field_position_global:
        if tag not in rec:
            raise InvenioBibRecordFieldError("No tag '%s' in record." % tag)

        replaced = False
        for position, field in enumerate(rec[tag]):
            if field[4] == field_position_global:
                rec[tag][position] = new_field
                replaced = True

        if not replaced:
            raise InvenioBibRecordFieldError(
                "No field has the tag '%s' and "
                "the global field position '%d'." %
                (tag, field_position_global))
    else:
        try:
            rec[tag][field_position_local] = new_field
        except KeyError:
            raise InvenioBibRecordFieldError("No tag '%s' in record." % tag)
        except IndexError:
            raise InvenioBibRecordFieldError(
                "No field has the tag '%s' and "
                "the local field position '%d'." % (tag, field_position_local))
def record_replace_field ( rec , tag , new_field , field_position_global = None , field_position_local = None ) : if field_position_global is None and field_position_local is None : raise InvenioBibRecordFieldError ( "A field position is required to " "complete this operation." ) elif field_position_global is not None and field_position_local is not None : raise InvenioBibRecordFieldError ( "Only one field position is required " "to complete this operation." ) elif field_position_global : if tag not in rec : raise InvenioBibRecordFieldError ( "No tag '%s' in record." % tag ) replaced = False for position , field in enumerate ( rec [ tag ] ) : if field [ 4 ] == field_position_global : rec [ tag ] [ position ] = new_field replaced = True if not replaced : raise InvenioBibRecordFieldError ( "No field has the tag '%s' and " "the global field position '%d'." % ( tag , field_position_global ) ) else : try : rec [ tag ] [ field_position_local ] = new_field except KeyError : raise InvenioBibRecordFieldError ( "No tag '%s' in record." % tag ) except IndexError : raise InvenioBibRecordFieldError ( "No field has the tag '%s' and " "the local field position '%d'." % ( tag , field_position_local ) )
Replace a field with a new field.
Replace a field with a new field .