Merge pull request #2 from hetland/master

Merging in Rob's changing from last time he taught.

Author: kthyng

examples/intro.ipynb

@@ -242,7 +242,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.0"
+   "version": "3.6.5"
   }
  },
  "nbformat": 4,

examples/numpy.ipynb

@@ -24,7 +24,7 @@
 
 See you in class,
 
-Dr Thyng
+Rob
 '''
 
 subject = 'Python class username and password'

materials/0_intro.ipynb

@@ -1,9 +1,16 @@
 #!/bin/bash
 
-# rerun this file for all roster csv files
+# Run this script with a command like
+#
+# bash run.sh combined.csv
+#
+# where combined.csv is the intput file to the script.
+# This script is intended to be used on a combined student CSV file.
+# To generate this, get the CSV files for all of the students and use a text
+# editor to copy the data rows into a common file. 
 
 # put on the right side of the equal sign the name of the roster file to use
-roster=grads.csv
+roster=$1
 
 name=${roster%.*}  # remove suffix and use for file names