Merge pull request #21 from hyanwong/gitignore

Remove msprime hack

Author: hyanwong

content/WhatIsAnARG_workbook2.ipynb

@@ -676,15 +676,8 @@
    "source": [
     "import demesdraw\n",
     "\n",
-    "try:\n",
-    "    # This requires msprime >= 1.4, not yet on pyodide\n",
-    "    cmd, parameters = msprime.provenance.parse_provenance(arg.provenance(0), arg)\n",
-    "    assert cmd == \"sim_ancestry\"  # just check we have the right (zeroth) provenance entry\n",
-    "except ValueError:\n",
-    "    # Hack the workbook for older msprime versions\n",
-    "    import pickle\n",
-    "    with open(\"data/msprime_param_hack.pkl\", 'rb') as picklefile:\n",
-    "        parameters = pickle.load(picklefile)\n",
+    "cmd, parameters = msprime.provenance.parse_provenance(arg.provenance(0), arg)\n",
+    "assert cmd == \"sim_ancestry\"  # just check we have the right (zeroth) provenance entry\n",
     "\n",
     "msprime_demography_object = parameters[\"demography\"]\n",
     "demesdraw.tubes(msprime_demography_object.to_demes(), log_time=False);"