Messletters2

.travis/install.sh

@@ -11,11 +11,11 @@ then
 	 PYTHON_COMMAND=python3
 	 PIP_COMMAND=pip3
 fi
-
-$PIP_COMMAND install -r requirements.txt
+
 $PYTHON_COMMAND setup.py install
 $PYTHON_COMMAND -m art test
 $PYTHON_COMMAND -m art test2
+$PIP_COMMAND install -e .[Coverage]
 
 if [ "$TRAVIS_OS_NAME" == "osx" ]
 then

art/__main__.py

@@ -6,10 +6,11 @@
 import doctest
 import os
 import zipfile
+COVERAGE_INSTALL = True
 try:
     import coverage
 except ImportError:
-    print(PACKAGE_LOAD_WARNING)
+    COVERAGE_INSTALL = False
 
 
 def select_test(test_name="TEST"):
@@ -21,9 +22,12 @@ def select_test(test_name="TEST"):
     :return: None
     """
     error_flag_2 = 0
-    if test_name == "TESTCOV" or test_name == "TESTCOV2":
-        cov = coverage.Coverage()
-        cov.start()
+    if COVERAGE_INSTALL:
+        if test_name == "TESTCOV" or test_name == "TESTCOV2":
+            cov = coverage.Coverage()
+            cov.start()
+    else:
+        print(PACKAGE_LOAD_WARNING)
     error_flag_1 = doctest.testfile(
         "test.py",
         optionflags=doctest.NORMALIZE_WHITESPACE | doctest.ELLIPSIS
@@ -35,7 +39,7 @@ def select_test(test_name="TEST"):
             optionflags=doctest.NORMALIZE_WHITESPACE | doctest.ELLIPSIS | doctest.IGNORE_EXCEPTION_DETAIL,
             verbose=False)[0]
     error_flag = error_flag_1 + error_flag_2
-    if test_name == "TESTCOV" or test_name == "TESTCOV2":
+    if (test_name == "TESTCOV" or test_name == "TESTCOV2") and COVERAGE_INSTALL:
         cov.stop()
         cov.report()
         cov.save()

setup.py

@@ -48,7 +48,10 @@ def read_description():
         'Source': 'https://github.com/sepandhaghighi/art',
         'Tracker': 'https://github.com/sepandhaghighi/art/issues',
     },
-    install_requires=get_requires(),
+    install_requires=[],
+    extras_require={
+        "coverage":  get_requires()
+    },
     python_requires='>=2.7',
     classifiers=[
         'Development Status :: 5 - Production/Stable',