fix non-affiliation authors

Author: knarrff

contributors.py

@@ -10,11 +10,12 @@
 # Ensure that we have unique indices for the affiliations
 affiliations = list()
 for author in data["authors"]:
-    affiliations.extend(author.get("affiliations", []))
+    if 'affiliations' in author:
+        affiliations.extend(author["affiliations"])
 data["affiliations"] = {aff: i + 1 for i, aff in enumerate(list(dict.fromkeys(affiliations)))}
-print(data['affiliations'])
 for author in data["authors"]:
-    author["affiliations"] = [data["affiliations"][aff] for aff in author.get("affiliations", [])]
+    if 'affiliations' in author:
+        author["affiliations"] = [data["affiliations"][aff] for aff in author["affiliations"]]
 
 env = jinja2.Environment(
    loader=jinja2.FileSystemLoader(os.getcwd()),

contributors.tex

@@ -1,18 +1,20 @@
-% The file contributors.tex is automatically generated by running contributors.py.
+% README: The file contributors.tex is automatically generated by running contributors.py.
 % Changed within will be OVERWRITTEN.
 % For changes to the tex template, change contributors.tex.j2.
 % For changes to the author information, change contributors.yml.
 %
-\author[]{Markus Ankenbrand}
-\author[]{Bernd Flemisch}
-\author[1]{Florian Goth\texorpdfstring{\thinspace\orcidlink{0000-0003-2707-4790}}{}}
-\author[2]{Jean-Noël Grad\texorpdfstring{\thinspace\orcidlink{0000-0002-5821-4912}}{}}
-\author[3]{Dominic Kempf\texorpdfstring{\thinspace\orcidlink{0000-0002-6140-2332}}{}}
-\author[4]{Jan Linxweiler\texorpdfstring{\thinspace\orcidlink{0000-0002-2755-5087}}{}}
-\author[]{Axel Loewe}
-\author[5]{Frank Löffler\texorpdfstring{\thinspace\orcidlink{0000-0001-6643-6323}}{}}
-\author[5]{Philipp Matthias Schäfer\texorpdfstring{\thinspace\orcidlink{0000-0003-3931-6670}}{}}
-\author[6]{Alexander Struck\texorpdfstring{\thinspace\orcidlink{0000-0002-1173-9228}}{}}
+% Note: the zero-width character <200b> is in here on purpose (to not mess up authors without
+% affiliation)
+\author[​]{Markus Ankenbrand}
+\author[​]{Bernd Flemisch}
+\author[​1]{Florian Goth\texorpdfstring{\thinspace\orcidlink{0000-0003-2707-4790}}{}}
+\author[​2]{Jean-Noël Grad\texorpdfstring{\thinspace\orcidlink{0000-0002-5821-4912}}{}}
+\author[​3]{Dominic Kempf\texorpdfstring{\thinspace\orcidlink{0000-0002-6140-2332}}{}}
+\author[​4]{Jan Linxweiler\texorpdfstring{\thinspace\orcidlink{0000-0002-2755-5087}}{}}
+\author[​]{Axel Loewe}
+\author[​5]{Frank Löffler\texorpdfstring{\thinspace\orcidlink{0000-0001-6643-6323}}{}}
+\author[​5]{Philipp Matthias Schäfer\texorpdfstring{\thinspace\orcidlink{0000-0003-3931-6670}}{}}
+\author[​6]{Alexander Struck\texorpdfstring{\thinspace\orcidlink{0000-0002-1173-9228}}{}}
 \affil[1]{Institute for Theoretical Physics and Astrophysics, University of Würzburg, Germany}
 \affil[2]{Institute for Computational Physics, University of Stuttgart, Germany}
 \affil[3]{Heidelberg University, Scientific Software Center, Germany}

contributors.tex.j2

@@ -1,10 +1,12 @@
-% The file contributors.tex is automatically generated by running contributors.py.
+% README: The file contributors.tex is automatically generated by running contributors.py.
 % Changed within will be OVERWRITTEN.
 % For changes to the tex template, change contributors.tex.j2.
 % For changes to the author information, change contributors.yml.
 %
+% Note: the zero-width character <200b> is in here on purpose (to not mess up authors without
+% affiliation)
 {%- for author in data.authors %}
-\author[{{ author.affiliations|join(", ") }}]{{ "{" }}{{ author.author }}{% if author.orcid is defined %}\texorpdfstring{\thinspace\orcidlink{ {{-author.orcid-}} }}{}{% endif %}{{ "}" }}
+\author[​{% if author.affiliations %}{{ author.affiliations|join(", ") }}{% endif %}]{{ "{" }}{{ author.author }}{% if author.orcid is defined %}\texorpdfstring{\thinspace\orcidlink{ {{-author.orcid-}} }}{}{% endif %}{{ "}" }}
 {%- endfor %}
 {%- for affiliation, index in data.affiliations.items() %}
 \affil[{{ index }}]{{ "{" }}{{ affiliation }}{{ "}" }}

paper.tex

@@ -5,6 +5,7 @@
 \usepackage{graphicx}
 \usepackage[margin=2.5cm]{geometry}
 
+\DeclareUnicodeCharacter{200B}{{\hskip 0pt}}
 
 \usepackage{libertine}
 \usepackage{orcidlink}