Hi. jmperez6

Here is a sample to offset the sketch curve.
https://help.autodesk.com/view/fusion360/ENU/?guid=GUID-e20ca15a-fd06-11e4-aaf7-3417ebd3d5be
The following code creates a sketch point 1 mm from the start point.
import adsk.core, adsk.fusion, traceback
def run(context):
ui = None
try:
#start
app = adsk.core.Application.get()
ui = app.userInterface
des = app.activeProduct
#convert Unit:1mm to internalUnits
unitsMgr = des.unitsManager
mm = unitsMgr.convert(1.0, "mm", unitsMgr.internalUnits)
#select
selFilter = 'SketchCurves'
msg = 'Select Sketch Curve'
sel = ui.selectEntity(msg, selFilter)
if sel is None:
return
#entity
skt_crv = sel.entity
#sketch
skt = skt_crv.parentSketch
#WorldGeometry
crv = skt_crv.worldGeometry
#evaluator
eva = crv.evaluator
#startPoint&endPoint
returnValue, startPoint, endPoint = eva.getEndPoints()
if not returnValue :
ui.messageBox('getEndPoints_NG')
return
#start parameter
returnValue, start_prm = eva.getParameterAtPoint(startPoint)
if not returnValue :
ui.messageBox('getParameterAtPoint_NG')
return
#1mm Parameter
returnValue, leng_1mm_prm = eva.getParameterAtLength(start_prm, mm)
if not returnValue :
ui.messageBox('getParameterAtLength_NG')
return
#1mm point
returnValue, pnt3d = eva.getPointAtParameter(leng_1mm_prm)
if not returnValue :
ui.messageBox('getPointAtParameter_NG')
return
#to sketchPoints
skt_point = skt.sketchPoints.add(pnt3d)
#finish
ui.messageBox('Done')
except:
if ui:
ui.messageBox('Failed:\n{}'.format(traceback.format_exc()))