ocelotcursor.py

python web programming 部分

#
# ocelotcursor.py: ocelot variant on ANSI cursor
#
from baseCursor import baseCursor

class Unimplemented:
    pass

class ocelotCursor(baseCursor):
    """Specialized cursor."""

    def CREATE_INDEX(self, ixname, tbl, fields, UNIQUE=0):
        raise Unimplemented

    def DROP_INDEX(self, i, t):
        raise Unimplemented

    def fldalias(self, f):
        if len(f) != 2:
            raise ValueError, "Field alias should be exactly two elements"
        else:
            return " ".join(f)

    def tblalias(self, t):
        if len(t) != 2:
            raise ValueError, "Table alias should be exactly two elements"
        else:
            return " ".join(t)