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"""\
Top level package of Guppy, a library and programming environment
currently providing in particular the Heapy subsystem, which supports
object and heap memory sizing, profiling and debugging.
What is exported is the following:
hpy() Create an object that provides a Heapy entry point.
Root() Create an object that provides a top level entry point.
"""
__all__ = ('hpy', 'Root')
from guppy.etc.Glue import Root # Get main Guppy entry point
from guppy import sets as sets
def hpy(ht=None):
"""\
Main entry point to the Heapy system.
Returns an object that provides a session context and will import
required modules on demand. Some commononly used methods are:
.heap() get a view of the current reachable heap
.iso(obj..) get information about specific objects
The optional argument, useful for debugging heapy itself, is:
ht an alternative hiding tag
"""
r = Root()
if ht is not None:
r.guppy.heapy.View._hiding_tag_ = ht
return r.guppy.heapy.Use
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