Script to create a Text element with text "Line 1". 
Set properties Level, Color, Weight, Style=0. 
Set text style "MyCustomTextStyle" if the text style is present in the DGN File. 

from MSPyBentley import *
from MSPyECObjects import *
from MSPyBentleyGeom import *
from MSPyDgnPlatform import *
from MSPyDgnView import *
from MSPyMstnPlatform import *



def create_text ():
    # Get active model and file
    ACTIVEMODEL = ISessionMgr.ActiveDgnModelRef
    dgnModel = ACTIVEMODEL.GetDgnModel()
    dgnFile = dgnModel.GetDgnFile()

    # Get UOR per master unit for coordinate scaling
    modelInfo = dgnModel.GetModelInfo()
    __, uorPerMast = modelInfo.StorageUnit.ConvertDistanceFrom(modelInfo.UorPerStorage, modelInfo.MasterUnit)

    # Set base point (example: (0,0,0))
    basePoint = DPoint3d(0., 0., 0.)
    basePoint.Scale(uorPerMast)

    # Try to get the text style "MyCustomTextStyle"
    textStyle = DgnTextStyle.GetByName("MyCustomTextStyle", dgnFile)

    # Create text block properties
    textBlockProps = TextBlockProperties.Create(dgnModel)
    paraProps = ParagraphProperties.Create(dgnModel)

    # Use text style if found, else use default font/size
    if textStyle:
        runProps = RunProperties.Create(textStyle, dgnModel)
    else:
        font = DgnFontManager.GetDefaultTrueTypeFont()
        size = DPoint2d(1000.0, 1000.0)
        runProps = RunProperties.Create(font, size, dgnModel)

    # Create the text block and set content
    textBlock = TextBlock(textBlockProps, paraProps, runProps, dgnModel)
    textBlock.AppendText("Line 1")
    textBlock.SetUserOrigin(basePoint)

    # Create the text element
    eeh = EditElementHandle()
    status = TextElemHandler.CreateElement(eeh, None, textBlock)

    if status == TextBlockToElementResult.eTEXTBLOCK_TO_ELEMENT_RESULT_Success:
        # Set properties: Level, Color, Weight, Style=0
        propSetter = ElementPropertiesSetter()
        # Set Level to the first available level
        levelCache = dgnFile.GetLevelCache()
        levelIter = iter(levelCache)
        levelId = next(levelIter).GetLevelId()
        propSetter.SetLevel(levelId)
        propSetter.SetColor(2)    # Example color index, change as needed
        propSetter.SetWeight(2)   # Example weight, change as needed
        propSetter.SetLinestyle(0, None)
        propSetter.Apply(eeh)

        # Add to model
        eeh.AddToModel()
    else:
        MessageCenter.ShowErrorMessage("Failed to create text element.", "", False)

    

def main ():
    create_text ()
    

if __name__ == "__main__":
    main ()