53 lines
1.2 KiB
Python
53 lines
1.2 KiB
Python
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from sqlalchemy.util import jython, function_named
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import gc
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import time
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if jython:
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def gc_collect(*args):
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"""aggressive gc.collect for tests."""
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gc.collect()
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time.sleep(0.1)
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gc.collect()
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gc.collect()
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return 0
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# "lazy" gc, for VM's that don't GC on refcount == 0
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lazy_gc = gc_collect
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else:
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# assume CPython - straight gc.collect, lazy_gc() is a pass
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gc_collect = gc.collect
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def lazy_gc():
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pass
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def picklers():
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picklers = set()
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# Py2K
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try:
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import cPickle
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picklers.add(cPickle)
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except ImportError:
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pass
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# end Py2K
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import pickle
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picklers.add(pickle)
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# yes, this thing needs this much testing
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for pickle in picklers:
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for protocol in -1, 0, 1, 2:
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yield pickle.loads, lambda d:pickle.dumps(d, protocol)
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def round_decimal(value, prec):
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if isinstance(value, float):
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return round(value, prec)
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import decimal
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# can also use shift() here but that is 2.6 only
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return (value * decimal.Decimal("1" + "0" * prec)).to_integral(decimal.ROUND_FLOOR) / \
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pow(10, prec)
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