Esempio n. 1
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 def load_data(self, file=None):
     '''loads all the files listed in "source_data:" from metadata.yaml'''
     if self.data_loaded == True: return #don't do it again
     if not file:
         catalog = getattr(self, 'source_data')
     else: catalog = [file]
     for x in catalog:
         if isinstance(x, File):
             self.overlay(x.load())
         else: self.overlay(load(open(os.path.join(self.path(), x)))) #merge data from entire catalog into package
     self.data_loaded = True
Esempio n. 2
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def load_metadata(name):
    '''returns a package loaded from the filesystem
    input should be something like "f-16" or "human-exoskeleton-1.0"
    this only loads the metadata and is safe if you haven't actually downloaded the entire package'''
    if not check_unix_name(name):
        return None
    __lame_asserts__()
    assert os.access(settings.paths['package_dir'], os.F_OK), str(package_path)+": skdb package not found or unreadable"
    #must have the required files
    assert package_file(name, "metadata.yaml")
    loaded_package = load(package_file(name, "metadata.yaml"))
    return loaded_package
Esempio n. 3
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def load_metadata(name):
    '''returns a package loaded from the filesystem
    input should be something like "f-16" or "human-exoskeleton-1.0"
    this only loads the metadata and is safe if you haven't actually downloaded the entire package'''
    if not check_unix_name(name):
        return None
    __lame_asserts__()
    assert os.access(
        settings.paths['package_dir'],
        os.F_OK), str(package_path) + ": skdb package not found or unreadable"
    #must have the required files
    assert package_file(name, "metadata.yaml")
    loaded_package = load(package_file(name, "metadata.yaml"))
    return loaded_package
Esempio n. 4
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 def load_data(self, file=None):
     '''loads all the files listed in "source_data:" from metadata.yaml'''
     if self.data_loaded == True: return  #don't do it again
     if not file:
         catalog = getattr(self, 'source_data')
     else:
         catalog = [file]
     for x in catalog:
         if isinstance(x, File):
             self.overlay(x.load())
         else:
             self.overlay(load(open(os.path.join(
                 self.path(),
                 x))))  #merge data from entire catalog into package
     self.data_loaded = True
Esempio n. 5
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 def __load_package__(package_name, data=True):
     '''loads a package. call the constructor instead.'''
     __lame_asserts__()
     package_path = os.path.join(settings.paths["package_dir"],package_name)
     assert os.access(settings.paths['package_dir'], os.F_OK), str(package_path)+": skdb package not found or unreadable"
     #must have the required files
     required_files = ["metadata.yaml"]
     if data: required_files.append("data.yaml")
     for file in required_files:
         assert os.access(os.path.join(settings.package_path(package_name), file), os.F_OK) #check if present
     loaded_package = load(open(os.path.join(settings.package_path(package_name), "metadata.yaml"),"r"))
     loaded_package.package_path = package_path
     loaded_package.import_package_classes()
     if data: loaded_package.load_data()
     return loaded_package
Esempio n. 6
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def load_package(name):
    '''returns a package loaded from the filesystem
    input should be something like "f-16" or "human-exoskeleton-1.0"
    see settings.paths['package_dir']'''
    if not check_unix_name(name): #fail even if asserts are turned off
        return None
    __lame_asserts__()
    package_path = os.path.join(settings.paths["package_dir"],name)
    assert os.access(settings.paths['package_dir'], os.F_OK), str(package_path)+": skdb package not found or unreadable"
    #must have the required files
    required_files = ["metadata.yaml", "data.yaml"]
    for file in required_files:
        assert package_file(name, file) #just check if present
    loaded_package = load(package_file(name, 'metadata.yaml'))
    loaded_package.package_path = package_path
    loaded_package.import_package_classes()
    #import_package_classes(loaded_package, package_path)
    return loaded_package
Esempio n. 7
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def load_package(name):
    '''returns a package loaded from the filesystem
    input should be something like "f-16" or "human-exoskeleton-1.0"
    see settings.paths['package_dir']'''
    if not check_unix_name(name):  #fail even if asserts are turned off
        return None
    __lame_asserts__()
    package_path = os.path.join(settings.paths["package_dir"], name)
    assert os.access(
        settings.paths['package_dir'],
        os.F_OK), str(package_path) + ": skdb package not found or unreadable"
    #must have the required files
    required_files = ["metadata.yaml", "data.yaml"]
    for file in required_files:
        assert package_file(name, file)  #just check if present
    loaded_package = load(package_file(name, 'metadata.yaml'))
    loaded_package.package_path = package_path
    loaded_package.import_package_classes()
    #import_package_classes(loaded_package, package_path)
    return loaded_package
Esempio n. 8
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 def __load_package__(package_name, data=True):
     '''loads a package. call the constructor instead.'''
     __lame_asserts__()
     package_path = os.path.join(settings.paths["package_dir"],
                                 package_name)
     assert os.access(
         settings.paths['package_dir'], os.F_OK
     ), str(package_path) + ": skdb package not found or unreadable"
     #must have the required files
     required_files = ["metadata.yaml"]
     if data: required_files.append("data.yaml")
     for file in required_files:
         assert os.access(
             os.path.join(settings.package_path(package_name), file),
             os.F_OK)  #check if present
     loaded_package = load(
         open(
             os.path.join(settings.package_path(package_name),
                          "metadata.yaml"), "r"))
     loaded_package.package_path = package_path
     loaded_package.import_package_classes()
     if data: loaded_package.load_data()
     return loaded_package
Esempio n. 9
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def main():
    #basic self-test demo
    load_package('screw')
    package = load(open('tags.yaml'))
    print dump(package)
Esempio n. 10
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def main():
    #basic self-test demo
    load_package('screw')
    package = load(open('tags.yaml'))
    print dump(package)