Resolve "PNG file is removed from working directory upon export"

Closes #57 (closed)

plotid/example.py

@@ -44,8 +44,8 @@ FIGS_AS_LIST = [FIG1, FIG2]
 IMGS_AS_LIST = [IMG1, IMG2]
 
 # Example for how to use tagplot with matplotlib figures
-# [TAGGED_FIGS, ID] = tagplot(FIGS_AS_LIST, 'matplotlib', location='west',
-#                             id_method='random', prefix=PROJECT_ID)
+# FIGS_AND_IDS = tagplot(FIGS_AS_LIST, 'matplotlib', location='west',
+#                        id_method='random', prefix=PROJECT_ID)
 
 # Example for how to use tagplot with image files
 FIGS_AND_IDS = tagplot(IMGS_AS_LIST, 'image', prefix=PROJECT_ID,
@@ -56,4 +56,4 @@ FIGS_AND_IDS = tagplot(IMGS_AS_LIST, 'image', prefix=PROJECT_ID,
 # plots or images.
 
 publish(FIGS_AND_IDS, ['../README.md', '../docs', '../LICENSE'],
-        '/home/chief/Dokumente/fst/plotid_python/data/', 'Bild')
+        '/home/chief/Dokumente/fst/plotid_python/data/', 'image')