Remove vestiges of model schemas. Failed to revert earlier!

Author: riastradh-probcomp

src/core.py

@@ -529,45 +529,6 @@ def bayesdb_generator_column_numbers(bdb, generator_id):
     '''
     return [row[0] for row in bdb.sql_execute(sql, (generator_id,))]
 
-def bayesdb_has_model_schema(bdb, name):
-    """True if there is a model schema named `name` in `bdb`."""
-    sql = '''
-        SELECT COUNT(*) FROM bayesdb_model_schema
-            WHERE name = ?
-    '''
-    return 0 != cursor_value(bdb.sql_execute(sql, (name,)))
-
-def bayesdb_get_model_schema(bdb, name):
-    """Return the id of the model schema named `name` in `bdb`.
-
-    The id is persistent across savepoints: ids are 64-bit integers
-    that increase monotonically and are never reused.
-
-    `bdb` must have a generator named `name`.  If you're not sure,
-    call :func:`bayesdb_has_model_schema` first.
-    """
-    sql = 'SELECT id FROM bayesdb_model_schema WHERE name = ?'
-    cursor = bdb.sql_execute(sql, (name,))
-    try:
-        row = cursor.next()
-    except StopIteration:
-        raise ValueError('No such model schema: %r' % (name,))
-    else:
-        assert isinstance(row[0], int)
-        return row[0]
-
-def bayesdb_model_schema_generator(bdb, model_schema_id):
-    """Return the id of the generator for the specified model schema."""
-    sql = 'SELECT generator_id FROM bayesdb_model_schema WHERE id = ?'
-    cursor = bdb.sql_execute(sql, (model_schema_id,))
-    try:
-        row = cursor.next()
-    except StopIteration:
-        raise ValueError('No such model schema: %r' % (model_schema_id,))
-    else:
-        assert isinstance(row[0], int)
-        return row[0]
-
 def bayesdb_generator_has_model(bdb, generator_id, modelno):
     """True if `generator_id` has a model numbered `modelno`."""
     sql = '''