schema_util

Utilities for writing content to files and for other file manipulation.

Functions

get_api_key()	Tries to get the GitHub access token from the environment. Defaults to above value if not found.
make_url_request(resource_url[, ...])	Make a request and adds the above GitHub access credentials.
schema_version_greater_equal(hed_schema, ...)	Check if the given schema standard version is above target version
url_to_file(resource_url)	Write data from a URL resource into a file.
url_to_string(resource_url)	Get the data from the specified url as a string.
xml_element_2_str(elem)	Convert an XML element to an XML string.

get_api_key()

Tries to get the GitHub access token from the environment. Defaults to above value if not found.

Returns:

A GitHub access key or an empty string.

make_url_request(resource_url, try_authenticate=True)

Make a request and adds the above GitHub access credentials.

Parameters:

• resource_url (str) – The url to retrieve.

• try_authenticate (bool) – If True add the above credentials.

Returns:

url_request

schema_version_greater_equal(hed_schema, target_version)

Check if the given schema standard version is above target version

Parameters:

• hed_schema (HedSchema or HedSchemaGroup) – If a schema group, checks if any version is above.

• target_version (str) – The semantic version to check against

Returns:

True if the version is above target_version

False if it is not, or it is ambiguous.

Return type:

bool

url_to_file(resource_url)

Write data from a URL resource into a file. Data is decoded as unicode.

Parameters:

resource_url (str) – The URL to the resource.

Returns:

The local temporary filename for the downloaded file,

Return type:

str

url_to_string(resource_url)

Get the data from the specified url as a string.

Parameters:

resource_url (str) – The URL to the resource.

Returns:

The data at the target url.

Return type:

str

xml_element_2_str(elem)

Convert an XML element to an XML string.

Parameters:

elem (Element) – An XML element.

Returns:

An XML string representing the XML element.

Return type:

str