Merge pull request #231 from cs50/develop

logging and log levels

README.md

@@ -2,5 +2,5 @@
 
 check50 is a testing tool for checking student code. As a student you can use check50 to check your CS50 problem sets or any other Problem sets for which check50 checks exist. check50 allows teachers to automatically grade code on correctness and to provide automatic feedback while students are coding.
 
-You can find documentation and instructions for writing your own checks at https://cs50.readthedocs.io/check50/.
+You can find documentation and instructions for writing your own checks at https://cs50.readthedocs.io/projects/check50/.
 

check50/__init__.py

@@ -41,12 +41,13 @@ def _setup_translation():
     run,
     log, _log,
     hidden,
-    Failure, Mismatch
+    Failure, Mismatch, Missing
 )
 
 
+from . import regex
 from .runner import check
 from pexpect import EOF
 
-__all__ = ["import_checks", "data", "exists", "hash", "include",
-           "run", "log", "Failure", "Mismatch", "check", "EOF"]
+__all__ = ["import_checks", "data", "exists", "hash", "include", "regex",
+           "run", "log", "Failure", "Mismatch", "Missing", "check", "EOF"]