keras/keras_core/utils/naming.py

46 lines
1.1 KiB
Python

import collections
import re
from keras_core.backend.global_state import get_global_attribute
def auto_name(prefix):
prefix = to_snake_case(prefix)
return uniquify(prefix)
def uniquify(name):
object_name_uids = get_global_attribute(
"object_name_uids",
default=collections.defaultdict(int),
set_to_default=True,
)
if name in object_name_uids:
unique_name = f"{name}_{object_name_uids[name]}"
else:
unique_name = name
object_name_uids[name] += 1
return unique_name
def to_snake_case(name):
name = re.sub(r"\W+", "", name)
name = re.sub("(.)([A-Z][a-z]+)", r"\1_\2", name)
name = re.sub("([a-z])([A-Z])", r"\1_\2", name).lower()
return name
def reset_uids():
global OBJECT_NAME_UIDS
OBJECT_NAME_UIDS = collections.defaultdict(int)
def get_object_name(obj):
if hasattr(obj, "name"): # Most Keras objects.
return obj.name
elif hasattr(obj, "__name__"): # Function.
return to_snake_case(obj.__name__)
elif hasattr(obj, "__class__"): # Class instance.
return to_snake_case(obj.__class__.__name__)
return to_snake_case(str(obj))