def memory_summary():
# Only import Pympler when we need it. We don't want it to
# affect our process if we never call memory_summary.
from pympler import summary, muppy
mem_summary = summary.summarize(muppy.get_objects())
rows = summary.format_(mem_summary)
return '
'.join(rows)
# 打印当前内存情况
print(memory_summary())