Source code for

Support files for the application.

This includes tools to help with testing, documentation, command line
parsing, etc. which are specific to this application, rather than general
import os

[docs]def get_data_path(): """ Locate the examples directory. """ # Check for data path in the environment key = 'REFL1D_DATA' if key in os.environ: path = os.environ[key] if not os.path.isdir(path): raise RuntimeError('Path in environment %s not a directory'%key) return path # Check for data next to the package. try: root = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) return os.path.join(root, 'doc/examples') except Exception: raise RuntimeError("Could not find sample data")
_REGISTRY = { # List the example datasets that are needed for demos and doctests. # Each line looks like: # # 'dataset': ['subdirectory', 'filename'], # 'spin_valve01.refl': ['spinvalve', 'spin_valve01.refl'], 'chale207.refl': ['polymer', '10ndt001.refl'], '10ndt001.refl': ['polymer', '10ndt001.refl'], 'lha03_255G.refl': ['spinvalve', 'n101Gc1.refl'], }
[docs]def sample_data(file): examples = get_data_path() if file in _REGISTRY: return os.path.join(examples, *_REGISTRY[file]) else: raise ValueError("Sample dataset %s not available"%file)