Change name of testAll.py to test_All.py to work with pytest discovery

Assignments/A2/A2.tex

@@ -123,7 +123,7 @@ this module is given at the end of the assignment.
 
 \section *{Step \refstepcounter{stepnum} \thestepnum}
 
-Write a module (named {\tt testAll.py}), using PyUnit, that tests the following
+Write a module (named {\tt test\_All.py}), using PyUnit, that tests the following
 modules: {\tt CurveADT.py}, {\tt Data.py} and {\tt SeqServices.py}.  The given
 makefile {\tt Makefile} will have the rule \texttt{test} for running your tests.
 Each procedure should have at least one test case.  Record your rationale for
@@ -150,7 +150,7 @@ repo.  You should change these files.
 \section *{Step \refstepcounter{stepnum} \thestepnum}
 
 Submit (add, commit and push) the files {\tt CurveADT.py}, {\tt Data.py}, {\tt
-  SeqServices.py}, {\tt Plot.py}, {\tt Load.py} and {\tt testAll.py} using git.
+  SeqServices.py}, {\tt Plot.py}, {\tt Load.py} and {\tt test\_All.py} using git.
 Please \textbf{do not change} the names and locations for the files already
 given in your git project repo.  You should also push any input data files you
 created for testing purposes.  For Part 1, the only files that you should modify
@@ -187,7 +187,7 @@ report should include the following:
 \begin{enumerate}
 \item Your name and macid.
 \item Your {\tt CurveADT.py}, {\tt Data.py}, {\tt SeqServices.py}, {\tt
-    Plot.py}, {\tt Load.py} and {\tt testAll.py} files.
+    Plot.py}, {\tt Load.py} and {\tt test\_All.py} files.
 \item Your partner's {\tt CurveADT.py}, {\tt Data.py}, {\tt SeqServices.py} files.
 \item The results of testing your files (along with the rational for test case
   selection).  The summary of the results should consist of the following: the