eossr upload unique function

• unique function to upload to the ossr regardless of new record or new version
• unit test
• update doc and snippets
• check if the record does not already exist in case record id not passed
• remove previous scripts and snippets

eossr/scripts/tests/test_scripts.py

@@ -50,11 +50,11 @@ def test_help_all_scripts(script):
 
 
 def test_eossr_upload(tmpdir):
-    _, path_test_filename = tempfile.mkstemp(dir=tmpdir, text='Hello World')
+    file_handle, path_test_filename = tempfile.mkstemp(dir=tmpdir, text='Hello World')
     assert os.path.exists(path_test_filename)
     published = eossr_upload.upload(os.getenv('SANDBOX_ZENODO_TOKEN'), True, tmpdir)
     record_id = published.json()['id']
-    _, path_test_filename = tempfile.mkstemp(dir=tmpdir, text='Hello World 2')
+    file_handle, path_test_filename = tempfile.mkstemp(dir=tmpdir, text='Hello World 2')
     assert os.path.exists(path_test_filename)
     published = eossr_upload.upload(os.getenv('SANDBOX_ZENODO_TOKEN'), True, tmpdir, record_id)