you can help me fix
import clr
clr.AddReference('ProtoGeometry')
from Autodesk.DesignScript.Geometry import *
#Import DocumentManager
clr.AddReference("RevitServices")
import RevitServices
from RevitServices.Persistence import DocumentManager
from RevitServices.Transactions import TransactionManager
#Import RevitAPI
clr.AddReference("RevitAPI")
import Autodesk
#Import ToDSType(bool) extension method
clr.AddReference("RevitNodes")
import Revit
from Autodesk.Revit.DB import *
from Autodesk.Revit.Creation import *
clr.ImportExtensions(Revit.Elements)
clr.ImportExtensions(Revit.GeometryConversion)
doc = DocumentManager.Instance.CurrentDBDocument
FirstPoint = IN[0]
SecondPoint = IN[1]
pipetype = UnwrapElement(IN[2])
systemtype = UnwrapElement(IN[3])
level = UnwrapElement(IN[4])
LevelId = level.Id
elements =[]
for i,x in enumerate(FirstPoint):
pipe = Autodesk.Revit.DB.Plumbing.Pipe.Create(doc, pipetype.Id, systemtype.Id, LevelId, FirstPoints[i].ToXyz(), SecoundPoint[i].ToXyz())
elements.append(pipe.Id)
TransactionManager.Instance.TransactionTaskDone()
OUT = elements