def test_topath_append():
lst = []
topath("[0]", lst, 5)
topath("[1]", lst, 6)
assert 2 == len(lst)
# Concatenate a list of values to the end of existing list.
set_path(lst, "[++]", [7, 8, 9])
assert 5 == len(lst)
assert 9 == get_path(lst, "[4]")
# Add an item
set_path(lst, "[+]", 10)
assert 6 == len(lst)
assert 10 == lst.pop()
def getValue(obj, key) -> str:
if isinstance(key, str):
v = get_path(obj, key)
else:
v = key(obj)
return str(v)
def topath(path, obj, val):
set_path(obj, path, val)
assert val == get_path(obj, path)
def frompath(path, obj, val):
assert val == get_path(obj, path)
def get_path(self, key):
"""
Fetch a value from current scope, given a path to the value.
"""
return get_path(self, key)