Convert tag keys to keywords if possible.

clj/paths.clj

  (let [tags (filter #(= (:tag %) :tag) (:content osm-element))]
    (into {} (map #(-> (get+ (:attrs %) [:k :v])
                       ((fn [[k v]]
                          [(keyword k) v])))
                          [(or (keyword k) k) v])))
                  tags))))
(tags-as-map {:content [{:tag :tag, :attrs {:k :hey, :v 1}}, {:tag :tag, :attrs {:k :there, :v 2}}]})
(tags-as-map {:content [{:tag :tag, :attrs {:k "hey", :v 1}}, {:tag :tag, :attrs {:k :there, :v 2}}]})
(defn dev-prepare [& [path]]
  (let [path (or path "data/leipzig_highways.osm")]