Add Binder parameter

cuemacro · Jun 17, 2020 · af7f87c · af7f87c
1 parent 977e9d6
commit af7f87c
Showing 1 changed file with 12 additions and 5 deletions.
diff --git a/tcapy_notebooks/market_microstructure_with_tcapy.ipynb b/tcapy_notebooks/market_microstructure_with_tcapy.ipynb
@@ -151,7 +151,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Let's also set the market data source, either downloading it from a prepopulated database, or if we haven't got access to that (eg. we're running the code in Binder), we can try downloading directly from our external data source (although this might be slow)."
+    "Let's also set the market data source, either downloading it from a prepopulated database, or if we haven't got access to that (eg. we're running the code in Binder), we can try downloading directly from our external data source (although this might be slow). Make sure you change the `running_on_binder` boolean, if you are running on Binder. This will also prevent it from doing multithreading which we haven't yet enabled on Binder."
    ]
   },
   {
@@ -166,7 +166,11 @@
    "outputs": [],
    "source": [
     "market_data_store = 'arctic-dukascopy' # If we have already populated an Arctic database\n",
-    "# market_data_store = 'dukascopy' # Directly downloading from Dukascopy (note: slow!)"
+    "\n",
+    "running_on_binder = False # Change to True if you're running on Binder\n",
+    "\n",
+    "if running_on_binder:\n",
+    "    market_data_store = 'dukascopy' # Directly downloading from Dukascopy (note: slow!)"
    ]
   },
   {
@@ -361,8 +365,10 @@
    },
    "outputs": [],
    "source": [
-    "tca_request.use_multithreading = True\n",
-    "tca_request.multithreading_params['splice_request_by_dates'] = True\n",
+    "if not(running_on_binder):\n",
+    "    tca_request.use_multithreading = True\n",
+    "    tca_request.multithreading_params['splice_request_by_dates'] = True\n",
+    "    \n",
     "volatile_cache = Mediator.get_volatile_cache()\n",
     "volatile_cache.clear_cache()"
    ]
@@ -430,7 +436,8 @@
     }
    ],
    "source": [
-    "dict_of_df = tca_engine.calculate_tca(tca_request)"
+    "if not(running_on_binder):\n",
+    "    dict_of_df = tca_engine.calculate_tca(tca_request)"
    ]
   },
   {