detect pycryptodome, don't use it [0.7]

.travis.yml

@@ -1,3 +1,6 @@
+dist: trusty
+sudo: false
+cache: pip
 language: python
 
 # whitelist branches on which tests will be run
@@ -14,25 +17,25 @@ addons:
     - swig
     # needed for GMPY
     - libgmp-dev
+before_cache:
+  - rm -f $HOME/.cache/pip/log/debug.log
 
-python:
-  - 2.6
-  - 2.7
-  - 3.2
-  - 3.3
-  - 3.4
-  - 3.5
-  - 3.6
-  - 3.7-dev
-
-env:
-  - TACKPY=true
-  - TACKPY=false
-
-matrix:
-  exclude:
-    - env: TACKPY=true
+jobs:
   include:
+    - python: 2.6
+      env: TACKPY=false
+    - python: 2.7
+      env: TACKPY=false
+    - python: 3.4
+      env: TACKPY=false
+    - python: 3.5
+      env: TACKPY=false
+    - python: 3.6
+      env: TACKPY=false
+    - python: 3.7
+      dist: xenial
+      sudo: true
+      env: TACKPY=false
     - python: 2.7
       env: TACKPY=true
     - python: 3.4
@@ -45,6 +48,10 @@ matrix:
       env: M2CRYPTO=true
     - python: 3.6
       env: M2CRYPTO=true
+    - python: 3.7
+      dist: xenial
+      sudo: true
+      env: M2CRYPTO=true
     - python: 2.7
       env: PYCRYPTO=true
     - python: 3.4
@@ -53,8 +60,14 @@ matrix:
       env: PYCRYPTO=true
     - python: 3.6
       env: PYCRYPTO=true
-    - python: 3.7-dev
+    - python: 3.7
+      dist: xenial
+      sudo: true
       env: PYCRYPTO=true
+    - python: 3.7
+      dist: xenial
+      sudo: true
+      env: PYCRYPTODOME=true
     - python: 2.7
       env: GMPY=true
     - python: 3.4
@@ -71,7 +84,9 @@ matrix:
       env: M2CRYPTO=true PYCRYPTO=true GMPY=true
     - python: 3.6
       env: M2CRYPTO=true PYCRYPTO=true GMPY=true
-    - python: 3.7-dev
+    - python: 3.7
+      dist: xenial
+      sudo: true
       env: M2CRYPTO=true PYCRYPTO=true GMPY=true
 
 before_install:
@@ -93,14 +108,18 @@ before_install:
   - git rev-parse HEAD
   - echo "TRAVIS_COMMIT_RANGE=$TRAVIS_COMMIT_RANGE"
   - git fetch origin master:refs/remotes/origin/master
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
 
 install:
   - if [[ -e build-requirements-${TRAVIS_PYTHON_VERSION}.txt ]]; then travis_retry pip install -r build-requirements-${TRAVIS_PYTHON_VERSION}.txt; else travis_retry pip install -r build-requirements.txt; fi
   - if [[ $TACKPY == 'true' ]]; then travis_retry pip install tackpy; fi
   - if [[ $M2CRYPTO == 'true' ]]; then travis_retry pip install --pre m2crypto; fi
   - if [[ $PYCRYPTO == 'true' ]]; then travis_retry pip install pycrypto; fi
+  - if [[ $PYCRYPTODOME == 'true' ]]; then travis_retry pip install pycryptodome; fi
   - if [[ $GMPY == 'true' ]]; then travis_retry pip install gmpy; fi
   - travis_retry pip install -r requirements.txt
+  - if [[ $CC_COV == 'true' ]]; then ./cc-test-reporter before-build; fi
 
 script:
   - |
@@ -140,7 +159,5 @@ script:
         done
       fi
 
-sudo: false
-
 after_success:
- - coveralls
+ - travis_retry coveralls

README.md

@@ -84,7 +84,7 @@ Currently it is distributed under Gnu LGPLv2 license.
 Requirements:
 
 * Python 2.6 or higher is required.
-* Python 3.2 or higher is supported.
+* Python 3.3 or higher is supported.
 * python ecdsa library ([GitHub](https://github.com/warner/python-ecdsa),
   [PyPI](https://pypi.python.org/pypi/ecdsa))
 

build-requirements-2.6.txt

@@ -7,3 +7,5 @@ hypothesis<3
 coveralls<1.3.0
 pylint
 diff_cover
+pycparser<2.19
+idna<2.8

build-requirements-2.7.txt

@@ -3,4 +3,6 @@ coverage
 hypothesis
 coveralls
 pylint
-diff_cover
+mock
+diff_cover<2.5.0
+pytest>=4.6.5

build-requirements-3.2.txt

@@ -5,4 +5,6 @@ coverage<4
 hypothesis<1.10
 coveralls<1
 pylint<2.0
-diff_cover
+diff_cover<2.5.0
+typed-ast<1.3.0
+inflect<4.0.0

build-requirements.txt

@@ -3,4 +3,5 @@ hypothesis
 coveralls
 pylint
 diff_cover
-coveralls
+pytest>=4.6.5
+pluggy>=0.7

setup.py

@@ -23,17 +23,18 @@
       package_data={
                     'package1': ['LICENSE', 'README.md']},
       install_requires=['ecdsa'],
+      python_requires=">=2.6, !=3.0.*, !=3.1.*, !=3.2.*",
       obsoletes=["tlslite"],
       classifiers=[
             'Development Status :: 4 - Beta',
             'Intended Audience :: Developers',
             'License :: OSI Approved :: GNU Lesser General Public License v2 (LGPLv2)',
             'Operating System :: OS Independent',
             'Programming Language :: Python',
+            "Programming Language :: Python :: 2",
             'Programming Language :: Python :: 2.6',
             'Programming Language :: Python :: 2.7',
-            'Programming Language :: Python :: 3.2',
-            'Programming Language :: Python :: 3.3',
+            "Programming Language :: Python :: 3",
             'Programming Language :: Python :: 3.4',
             'Programming Language :: Python :: 3.5',
             'Programming Language :: Python :: 3.6',

tlslite/utils/cryptomath.py

@@ -46,11 +46,20 @@
     gmpyLoaded = False
 
 #Try to load pycrypto
+# pylint: disable=invalid-name
 try:
     import Crypto.Cipher.AES
-    pycryptoLoaded = True
+    # check if we're not using pycryptodome
+    try:
+        # pycrypto defaults to ECB when just key is provided
+        # pycryptodome requires specifying the mode of operation
+        Crypto.Cipher.AES.AESCipher(b'2' * (128//8))
+        pycryptoLoaded = True
+    except AttributeError:
+        pycryptoLoaded = False
 except ImportError:
     pycryptoLoaded = False
+# pylint: enable=invalid-name
 
 
 # **************************************************************************