Import mypy configuration script and run scripts (for Python 2.7 and 3.5).

Import pytest coverage script.

.gitignore

@@ -1,2 +1,3 @@
 *~
 *.pyc
+./html/

test/coverage.sh

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+#!/bin/sh
+_cdir=$(cd -- "$(dirname "$0")" && pwd)
+type py.test > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "err: py.test (Python testing framework) not found."
+	exit 1
+fi
+cd -- "${_cdir}/.."
+mkdir -p html
+py.test -v --cov-report=html:html/coverage --cov=ssh-audit test

test/mypy-py2.sh

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+#!/bin/sh
+_cdir=$(cd -- "$(dirname "$0")" && pwd)
+type mypy > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "err: mypy (Optional Static Typing for Python) not found."
+	exit 1
+fi
+_htmldir="${_cdir}/../html/mypy-py2"
+mkdir -p "${_htmldir}"
+mypy --python-version 2.7 --config-file "${_cdir}/mypy.ini" --html-report "${_htmldir}" "${_cdir}/../ssh-audit.py"

test/mypy-py3.sh

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+#!/bin/sh
+_cdir=$(cd -- "$(dirname "$0")" && pwd)
+type mypy > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "err: mypy (Optional Static Typing for Python) not found."
+	exit 1
+fi
+_htmldir="${_cdir}/../html/mypy-py3"
+mkdir -p "${_htmldir}"
+mypy --python-version 3.5 --config-file "${_cdir}/mypy.ini" --html-report "${_htmldir}" "${_cdir}/../ssh-audit.py"

test/mypy.ini

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+[mypy]
+silent_imports = True
+disallow_untyped_calls = True
+disallow_untyped_defs = True
+check_untyped_defs = True
+disallow-subclassing-any = True
+warn-incomplete-stub = True
+warn-redundant-casts = True
+