def __init__(self):
self.python_version = platform.python_version()
self.os = self._get_os()
self.node = platform.node()
self.distribution = " ".join(platform.dist())
self.machine = platform.machine()
self.architecture = platform.architecture()[0]
# CPU
self.cpu = self._get_cpu()
self.number_of_cores = self._get_number_of_cores()
self.cpu_khz = self._get_cpu_khz()
self.cpu_mhz = rint(self._get_cpu_khz() / float(1000))
# RAM
self.memory_size_kb = self._get_memory_size_kb()
self.memory_size_mb = rint(self.memory_size_kb / float(1024))
def __str__(self):
string_template = """LRU cache:
size = %u / %u = %u %%
from the younger to the older
"""
text = string_template % (self._size, self._constraint,
rint(inverse_percent(self._size / float(self._constraint))))
string_template = ' [%4u] key=%s rc=%u size=%u obj=%s\n'
i = 0
for cache_element in self:
text += string_template % (i,
str(cache_element.key),
cache_element._reference_counter,
cache_element._size_in_cache,
str(cache_element._obj))
i += 1
return text
def closest_level(self, resolution):
return rint(math.log(self._root_resolution / resolution) / math.log(2))