import time, math, sys
from datetime import datetime
map(id, [time, math, sys, datetime])
[48738160, 57747920, 47497264, 1699354320]
import arcpy
map(id, [time, math, sys, datetime])
[48738160, 57747920, 47497264, 57866672]
The only ID that changes is datetime, so I'm not sure if that's actually the case. But we can look further into it as well.