data_manager | MDFactory

Data source abstraction layer for database backends (SQLite, CSV, Foundry).

attributeT

= TypeVar('T', bound=(Dict[str, Any]))

attributePLACEHOLDER_HASH

= '__PLACEHOLDER__'

attributeSQLITE_IDENTIFIER_RE

= re.compile('^[A-Za-z_][A-Za-z0-9_]*$')

funcquote_sqlite_identifier(identifier) → str

Validate and quote a SQLite identifier.

paramidentifierstr

Table or column identifier

Returns

str

Safely quoted identifier for SQL interpolation

funcretry_on_error(err=[sqlite3.OperationalError, pd.errors.DatabaseError], retries=240, wait=0.5)

paramerrlist[Exception]

= [sqlite3.OperationalError, pd.errors.DatabaseError]

paramretriesint

= 240

paramwaitfloat

= 0.5

Returns

None

funccheck_run_exists(build_model) → bool

parambuild_modelBuildInput

Returns

bool