Further update of README.md; mv metadata.yml -> metadata.yaml

README.md

@@ -81,12 +81,12 @@ import sys
 from nomad.cli.parse import parse, normalize_all
 
 # match and run the parser
-backend = parse(sys.argv[1])
+archive = parse(sys.argv[1])
 # run all normalizers
-normalize_all(backend)
+normalize_all(archive)
 
 # get the 'main section' section_run as a metainfo object
-section_run = backend.resource.contents[0].section_run[0]
+section_run = archive.section_run[0]
 
 # get the same data as JSON serializable Python dict
 python_dict = section_run.m_to_dict()
@@ -108,3 +108,5 @@ pip install -e parser-exciting
 ```
 
 Running the parser now, will use the parser's Python code from the clone project.
+
+

metadata.yml → metadata.yaml

-code-label: exciting
-code-label-style: All in LOWER case
-code-url: http://exciting-code.org/
-parser-dir-name: dependencies/parsers/exciting/
-parser-git-url: https://gitlab.mpcdf.mpg.de/nomad-lab/parser-exciting
-parser-specific: ''
-table-of-files: |
+codeLabel: exciting
+codeLabelStyle: All in LOWER case
+codeUrl: http://exciting-code.org/
+parserDirName: dependencies/parsers/exciting/
+parserGitUrl: https://gitlab.mpcdf.mpg.de/nomad-lab/parser-exciting
+parserSpecific: ''
+tableOfFiles: |
   |Input Filename| Description|
   |--- | --- |
   |`INFO.OUT`| mainfile|