proc PyFloat_FromString(v: PyObject | PyStrObject): PyObject

proc PyFloat_FromString(v: PyObject; res: var PyFloatObject): PyBaseErrorObject {.
    ...raises: [], tags: [RootEffect], forbids: [].}

proc PyFloat_FromString(v: PyStrObject; res: var PyFloatObject): PyBaseErrorObject {.
    ...raises: [], tags: [RootEffect], forbids: [].}

proc PyNumber_Float(o: PyObject; resf: var PyFloatObject): PyBaseErrorObject {.
    cdecl, ...raises: [], tags: [RootEffect, WriteIOEffect], forbids: [].}

proc PyNumberFloat(v: PyObject): PyObject {.cdecl, ...raises: [],
    tags: [RootEffect, WriteIOEffect], forbids: [].}