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
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
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
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
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
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
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
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
def main():
#basic self-test demo
load_package('screw')
package = load(open('tags.yaml'))
print dump(package)
def main():
#basic self-test demo
load_package('screw')
package = load(open('tags.yaml'))
print dump(package)