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How to use parse_environment_var method in Behave

Best Python code snippet using behave

fixture_steps.py

Source:fixture_steps.py

...18# from behave import register_type19# import parse20#21# @parse.with_pattern(r"\$\w+")  # -- ONLY FOR: $WORD22# def parse_environment_var(text):23#     assert text.startswith("$")24#     env_name = text[1:]25#     env_value = os.environ.get(env_name, None)26#     return (env_name, env_value)27#28# register_type(EnvironmentVar=parse_environment_var)29#30# @when(u'I use the environment variable {environment_variable:EnvironmentVar}')31# def step_impl(context, environment_variable):32#       env_name, env_value = environment_variable33#       if env_value is None:34#            raise LookupError("Environment variable '%s' is undefined" % env_name)35#       print("USE ENVIRONMENT-VAR: %s = %s  (variant 2)" \36#             % (env_name, env_value))...

env_var_steps.py

Source:env_var_steps.py

...14# -- VARIANT 2: Use type converter15from behave import register_type16import parse17@parse.with_pattern(r"\$\w+")  # -- ONLY FOR: $WORD18def parse_environment_var(text):19    assert text.startswith("$")20    env_name = text[1:]21    env_value = os.environ.get(env_name, None)22    return (env_name, env_value)23register_type(EnvironmentVar=parse_environment_var)24@when(u'I use the environment variable {environment_variable:EnvironmentVar}')25def step_impl(context, environment_variable):26      env_name, env_value = environment_variable27      if env_value is None:28           raise LookupError("Environment variable '%s' is undefined" % env_name)29      print("USE ENVIRONMENT-VAR: %s = %s  (variant 2)" \...

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