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descriptive error invalid problem_name #3

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descriptive error invalid problem_name #3

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10 changes: 7 additions & 3 deletions psb2/psb2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -101,9 +101,13 @@ def fetch_examples(datasets_directory, problem_name, n_train, n_test, format='ps
assert n_train < 1000000, "Cannot sample more than 1 million examples"
assert n_test < 1000000, "Cannot sample more than 1 million examples"

# Check whether problem_name is a valid PSB2 problem
if problem_name.strip() not in get_problem_names():
raise AttributeError('The provided problem_name (' + problem_name.strip() +') is not available in the list of PSB2 problems, which are the followings: ' + ', '.join(get_problem_names()) + '.')

# Load data
edge_data = fetch_and_possibly_cache_data(datasets_directory, problem_name, "edge")
random_data = fetch_and_possibly_cache_data(datasets_directory, problem_name, "random")
edge_data = fetch_and_possibly_cache_data(datasets_directory, problem_name.strip(), "edge")
random_data = fetch_and_possibly_cache_data(datasets_directory, problem_name.strip(), "random")

# Seed RNG source
random.seed(seed)
Expand All @@ -124,4 +128,4 @@ def fetch_examples(datasets_directory, problem_name, n_train, n_test, format='ps

def get_problem_names():
"""Returns a list of strings of the problem names in PSB2."""
return PROBLEMS
return [pro for pro in PROBLEMS]