fix typo

Author: saverkamp

PythonForMODS/lxml_and_modsqual_tutorial.ipynb

@@ -59,7 +59,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "This text file contains ~9000 MODS XML records from NYPL's Digital Collections with one record per line. You could use a properly-formed MODS record and nest them all within a <modsCollection> element, but it can be difficult to load such a giant XML document into memory and work with it. To save processing time, we're going to cheat and iterate line by line through this text file. \n",
+    "This text file contains ~9000 MODS XML records from NYPL's Digital Collections with one record per line. You could use a properly-formed MODS record and nest them all within a `<modsCollection>` element, but it can be difficult to load such a giant XML document into memory and work with it. To save processing time, we're going to cheat and iterate line by line through this text file. \n",
     "\n",
     "Let's use the `readline()` method to read the first record/row into a variable called line. We'll print it, too, so we can see what we're working with:"
    ]