# Extrahiert aus Python-Notebooks alle mittels Drag&Drop inkludierten Bilder.
awk '
/"attachments"/ {
  getline;
  gsub(/[":]/,"",$1)
  file=$1; 
  getline;
  gsub(/^[^:]*: "/, "")
  sub(/"/, "")
  system("echo " $0 " | base64 -d > _build/latex/attachment:"file)
}' *.ipynb