add script to autogenerate json

parser/parser-siesta/mkjson.py

+from __future__ import print_function
+
+# TEMPLATES TAKEN FROM OCTOPUS.  KEEP SYNCHRONIZED.
+json_header = """{
+  "type": "nomad_meta_info_1_0",
+  "description": "autogenerated nomad meta info for %(parser)s parser.  The file which generates this maintained in the parser's git repository.",
+  "dependencies": [ {
+      "relativePath": "common.nomadmetainfo.json"
+    }],
+  "metaInfos": [ %(info)s]
+}"""
+
+
+json_template = """{
+      "description": "%(description)s",
+      "dtypeStr": "%(dtypeStr)s",
+      "name": "%(name)s",
+      "repeats": false,
+      "shape": [],
+      "superNames": [
+        "%(supername)s"
+      ]
+    }"""
+
+json_section_template = """{
+      "description": "%(description)s",
+      "kindStr": "type_abstract_document_content",
+      "name": "%(name)s",
+      "superNames": [
+        "section_run"
+      ]
+    }"""
+# END OF TEMPLATES FROM OCTOPUS
+
+import sys
+fname = sys.argv[1]
+
+with open(fname) as fd:
+    varnames = []
+    for line in fd:
+        if not line[:1].isalpha():  # Get rid of blocks
+            continue
+
+        # Get rid of comments
+        line = line.strip().rsplit('#', 1)[0]
+        varname = line.split()[0]
+        varnames.append(varname)
+    varnames = list(set(varnames))
+    varnames.sort()
+
+    jsontokens = []
+    for var in varnames:
+        json = json_template % dict(description=r'siesta input variable \"%s\"'
+                                    % var,
+                                    name='x_siesta_input_%s' % var,
+                                    dtypeStr='C',
+                                    supername='x_siesta_input')
+        jsontokens.append(json)
+    section = json_section_template % dict(description='siesta input '
+                                           'variables',
+                                           name='x_siesta_input')
+    jsontokens.append(section)
+
+    txt = json_header % dict(parser='siesta',
+                             info=', '.join(jsontokens))
+    print(txt)