diff options
Diffstat (limited to 'cbc/meta.py')
| -rw-r--r-- | cbc/meta.py | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/cbc/meta.py b/cbc/meta.py index fb36c57..da6ce3b 100644 --- a/cbc/meta.py +++ b/cbc/meta.py @@ -7,34 +7,46 @@ import conda_build.metadata import yaml from configparser import SafeConfigParser, ExtendedInterpolation from collections import OrderedDict +from .environment import Environment +class SpecError(Exception): + pass class Spec(object): def __init__(self, filename, env): + if not os.path.exists(filename): - print('"{0}" does not exist.'.format(filename)); - return + raise OSError('"{0}" does not exist.'.format(filename)); - self.keywords = ['build_ext', 'cgi'] self.filename = filename - self.fields = self.convert_conda_fields(conda_build.metadata.FIELDS) - config = SafeConfigParser(interpolation=ExtendedInterpolation(), allow_no_value=True) + if not isinstance(env, Environment): + raise SpecError('Expecting instance of cbc.environment.Environment, got: "{0}"'.format(type(env))) + + self.env = env + self.keywords = ['build_ext', 'cgi'] + + self.fields = self.convert_conda_fields(conda_build.metadata.FIELDS) + self.config = SafeConfigParser(interpolation=ExtendedInterpolation(), allow_no_value=True) # Include built-in Conda metadata fields - config.read_dict(self.fields) - + self.config.read_dict(self.fields) # Include user-defined build fields - config.read(self.filename) - + self.config.read(self.filename) # Convert ConfigParser -> dict - spec = self.as_dict(config) + self.spec = self.as_dict(self.config) + + self.spec_metadata = {} + for keyword in self.keywords: + if self.spec[keyword]: + self.spec_metadata[keyword] = self.spec[keyword] # Convert dict to YAML-compatible dict - metadata = self.scrub(spec, self.keywords) + self.conda_metadata = self.scrub(self.spec, self.keywords) - with open(os.path.join(env.config['meta']), 'w+') as metafile: - yaml.safe_dump(metadata, metafile, default_flow_style=False, line_break=True, indent=4) + def conda_write_meta(self): + with open(os.path.join(self.env.config['meta']), 'w+') as metafile: + yaml.safe_dump(self.conda_metadata, metafile, default_flow_style=False, line_break=True, indent=4) def convert_conda_fields(self, fields): temp = OrderedDict() |