JLD_breaking_with_multiple_complex_writes

JLD_breaking_with_multiple_complex_writes.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "using HDF5\n",
    "using JLD"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dict{ByteString,Any} with 2 entries:\n",
       "  \"otherweights\" => 16\n",
       "  \"weights\"      => 15"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "#Works fine\n",
    "jldopen(\"example.jld\", \"w\") do fh\n",
    "    write(fh, \"weights\", 15)\n",
    "end\n",
    "jldopen(\"example.jld\", \"r+\") do fh\n",
    "    write(fh, \"otherweights\", 16)\n",
    "\n",
    "end\n",
    "load(\"example.jld\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dict{ByteString,Any} with 2 entries:\n",
       "  \"otherweights\" => [:VeryHeavy,:VeryLight]\n",
       "  \"weights\"      => [:Heavy,:Light]"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "#Also works\n",
    "jldopen(\"example.jld\", \"w\") do fh\n",
    "    write(fh, \"weights\", [:Heavy, :Light])\n",
    "end\n",
    "jldopen(\"example.jld\", \"r+\") do fh\n",
    "    write(fh, \"otherweights\", [:VeryHeavy, :VeryLight])\n",
    "\n",
    "end\n",
    "load(\"example.jld\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Dict{ByteString,Any} with 2 entries:\n",
       "  \"otherweights\" => [(:VeryHeavy,200),(:VeryLight,25)]\n",
       "  \"weights\"      => [(:Heavy,100),(:Light,50)]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "#Works\n",
    "jldopen(\"example.jld\", \"w\") do fh\n",
    "    write(fh, \"weights\", [(:Heavy,100), (:Light,50)])\n",
    "    write(fh, \"otherweights\", [(:VeryHeavy, 200), (:VeryLight, 25)])\n",
    "end\n",
    "load(\"example.jld\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "ename": "LoadError",
     "evalue": "LoadError: stored type Core.Tuple{Core.Symbol,Core.Int64} does not match currently loaded type\nwhile loading In[5], in expression starting on line 9",
     "output_type": "error",
     "traceback": [
      "LoadError: stored type Core.Tuple{Core.Symbol,Core.Int64} does not match currently loaded type\nwhile loading In[5], in expression starting on line 9",
      "",
      " in jldatatype at /home/ubuntu/.julia/v0.5/JLD/src/jld_types.jl:689",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:370",
      " in read_ref at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:498",
      " in read_refs at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:471",
      " in read_array at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:407",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:372",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:346",
      " in anonymous at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:1185",
      " in jldopen at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:245",
      " [inlined code] from /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:243",
      " in load at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:1184",
      " in load at /home/ubuntu/.julia/v0.5/FileIO/src/loadsave.jl:42",
      " [inlined code] from essentials.jl:114"
     ]
    }
   ],
   "source": [
    "#Does Not work\n",
    "jldopen(\"example.jld\", \"w\") do fh\n",
    "    write(fh, \"weights\", [(:Heavy,100), (:Light,50)])\n",
    "end\n",
    "jldopen(\"example.jld\", \"r+\") do fh\n",
    "    write(fh, \"otherweights\", [(:VeryHeavy, 200), (:VeryLight, 25)])\n",
    "\n",
    "end\n",
    "load(\"example.jld\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "ename": "LoadError",
     "evalue": "LoadError: stored type Core.Tuple{Core.Symbol,Core.Symbol} does not match currently loaded type\nwhile loading In[6], in expression starting on line 9",
     "output_type": "error",
     "traceback": [
      "LoadError: stored type Core.Tuple{Core.Symbol,Core.Symbol} does not match currently loaded type\nwhile loading In[6], in expression starting on line 9",
      "",
      " in jldatatype at /home/ubuntu/.julia/v0.5/JLD/src/jld_types.jl:689",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:370",
      " in read_ref at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:498",
      " in read_refs at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:471",
      " in read_array at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:407",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:372",
      " in read at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:346",
      " in anonymous at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:1185",
      " in jldopen at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:245",
      " [inlined code] from /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:243",
      " in load at /home/ubuntu/.julia/v0.5/JLD/src/JLD.jl:1184",
      " in load at /home/ubuntu/.julia/v0.5/FileIO/src/loadsave.jl:42",
      " [inlined code] from essentials.jl:114"
     ]
    }
   ],
   "source": [
    "#Does Not work\n",
    "jldopen(\"example.jld\", \"w\") do fh\n",
    "    write(fh, \"weights\", [(:Heavy,:Heavy), (:Light,:Heavy)])\n",
    "end\n",
    "jldopen(\"example.jld\", \"r+\") do fh\n",
    "    write(fh, \"otherweights\", [(:VeryHeavy, :Heavy), (:VeryLight, :Heavy)])\n",
    "\n",
    "end\n",
    "load(\"example.jld\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
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