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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def add_f95_to_env(env):
 """Add Builders and construction variables for f95 to an Environment."""

    try:
        F95Suffixes = env['F95FILESUFFIXES']
    except KeyError:
        F95Suffixes = ['.f95']

    #print("Adding %s to f95 suffixes" % F95Suffixes)
    try:
        F95PPSuffixes = env['F95PPFILESUFFIXES']
    except KeyError:
        F95PPSuffixes = []

    DialectAddToEnv(env, "F95", F95Suffixes, F95PPSuffixes,
                    support_module = 1)