Commencé à tester la lecture d'un gros flux JSON. Le problème est que le JSON est plus grand que la taille de la RAM. Mais les tests sont bons

JSON/a_sjson-streaming.lua

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+-- Script de test sjson and GitHub API. Permet de ne prendre que ce qui est 
+-- nécéssaire dans un grand flux JSON
+-- affiche de https://api.github.com/repos/nodemcu/nodemcu-firmware/git/trees/master
+-- le 4e et le 16e champ
+-- Source: https://github.com/nodemcu/nodemcu-firmware/blob/master/lua_examples/sjson-streaming.lua
+
+print("\n sjson-streaming.lua zf190302.1642 \n")
+
+local s = tls.createConnection()
+s:on("connection", function(sck, c)
+  sck:send("GET /repos/nodemcu/nodemcu-firmware/git/trees/master HTTP/1.0\r\nUser-agent: nodemcu/0.1\r\nHost: api.github.com\r\nConnection: close\r\nAccept: application/json\r\n\r\n")
+end)
+
+function startswith(String, Start)
+  return string.sub(String, 1, string.len(Start)) == Start
+end
+
+local seenBlank = false
+local partial
+local wantval = { tree = 1, path = 1, url = 1 }
+-- Make an sjson decoder that only keeps certain fields
+local decoder = sjson.decoder({
+  metatable =
+  {
+    __newindex = function(t, k, v)
+      if wantval[k] or type(k) == "number" then
+        rawset(t, k, v)
+      end
+    end
+  }
+})
+local function handledata(s)
+  decoder:write(s)
+end
+
+-- The receive callback is somewhat gnarly as it has to deal with find the end of the header
+-- and having the newline sequence split across packets
+s:on("receive", function(sck, c)
+  if partial then
+    c = partial .. c
+    partial = nil
+  end
+  if seenBlank then
+    handledata(c)
+    return
+  end
+  while c do
+    if startswith(c, "\r\n") then
+      seenBlank = true
+      c = c:sub(3)
+      handledata(c)
+      return
+    end
+    local s, e = c:find("\r\n")
+    if s then
+      -- Throw away line
+      c = c:sub(e + 1)
+    else
+      partial = c
+      c = nil
+    end
+  end
+end)
+
+local function getresult()
+  local result = decoder:result()
+  -- This gets the resulting decoded object with only the required fields
+-- le 4e champs
+print(result['tree'][4]['path'], "is at", result['tree'][4]['url'])
+-- le 16e champs
+  print(result['tree'][16]['path'], "is at", result['tree'][16]['url'])
+  print(node.heap())
+end
+
+s:on("disconnection", getresult)
+s:on("reconnection", getresult)
+
+-- Make it all happen!
+s:connect(443, "api.github.com")
+

Meteo/README.md

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+# Récupération des prévisions météo sur un web service sur Internet
+
+
+## Sources
+
+Pour Lausanne
+
+https://www.prevision-meteo.ch/services/json/lausanne
+
+##Documentation
+
+https://www.prevision-meteo.ch/services
+
+https://www.prevision-meteo.ch/uploads/pdf/recuperation-donnees-meteo.pdf
+
+## Simulateur
+./web_server.sh
+
+Lecture sur le PC du simulateur pour tests:
+
+http://localhost:8080/meteo.lausanne.190302.1231.json
+
+
+
+zf190302.1655

Meteo/web_server.sh

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+#!/usr/bin/env bash
+#Petit serveur WEB hyper simple
+#zf190302.1640
+
+#pour python 2.x
+python -m SimpleHTTPServer 8080
+
+#pour python 3.3
+#python3 -m http.server 8080

Wifi/credentials.lua

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+-- Petit script pour configurer les choses secrètes que l'on n'aimerait 
+-- pas être exportées sur Internet (github)
+-- faut donc le mettre ailleurs que dans le dépôt !
+
+print("\n credential.lua   zf181205.1910   \n")
+
+cli_ssid="3g-s7"
+cli_pwd="12234567"
+