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Refactor get_local to handle multiple variable names #28

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Refactor get_local to handle multiple variable names #28

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53ebe23
Refactor get_local to handle multiple variable names
Xu-Jiaqi Mar 4, 2026
8ac0ef0
fix
Xu-Jiaqi Mar 4, 2026
65cda03
Fix cache key formatting in visualizer.py
Xu-Jiaqi Mar 4, 2026
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20 changes: 11 additions & 9 deletions visualizer/visualizer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,31 +4,33 @@ class get_local(object):
cache = {}
is_activate = False

def __init__(self, varname):
self.varname = varname
def __init__(self, varnames):
self.varnames = [varnames] if isinstance(varnames, str) else varnames

def __call__(self, func):
if not type(self).is_activate:
return func

type(self).cache[func.__qualname__] = []
for varname in self.varnames:
type(self).cache[func.__qualname__+'.'+varname] = []
c = Bytecode.from_code(func.__code__)
extra_code = [
Instr('STORE_FAST', '_res'),
Instr('LOAD_FAST', self.varname),
Instr('STORE_FAST', '_value'),
*sum([[Instr('LOAD_FAST', varname), Instr('STORE_FAST', f'_value_{varname}')] for varname in self.varnames], []),
Instr('LOAD_FAST', '_res'),
Instr('LOAD_FAST', '_value'),
Instr('BUILD_TUPLE', 2),
*[Instr('LOAD_FAST', f'_value_{varname}') for varname in self.varnames],
Instr('BUILD_TUPLE', 1+len(self.varnames)),
Instr('STORE_FAST', '_result_tuple'),
Instr('LOAD_FAST', '_result_tuple'),
]
c[-1:-1] = extra_code
func.__code__ = c.to_code()

def wrapper(*args, **kwargs):
res, values = func(*args, **kwargs)
type(self).cache[func.__qualname__].append(values.detach().cpu().numpy())
res_values = func(*args, **kwargs)
res, values = res_values[0], res_values[1:]
for i,varname in enumerate(self.varnames):
type(self).cache[func.__qualname__+'.'+varname].append(values[i].detach().cpu())
return res
return wrapper

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