added new scripts for version checking on travis

Author: Aaron Soellinger

scripts/.ipynb_checkpoints/check_version-checkpoint.py

@@ -0,0 +1,15 @@
+from mplfinance import _version
+import argparse
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description='Check versions.')
+    parser.add_argument('--pr', type=str, help='mplfinance.__version__ for the PR')
+    parser.add_argument('--in', type=str, help='mplfinance.__version__ for the `master` branch')
+    
+    args = parser.parse_args()
+    test_tag = 'VersionCheck'
+    outcome = _version.compare_versions(v_str1=args.pr, v_str2=args.in)
+    if outcome != '>':
+        return '0'
+    
+    

scripts/.ipynb_checkpoints/test-checkpoint.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+# Run this script test.sh from project root directory containing setup.py
+pr_branch=$1
+if ["${pr_branch}" == "false"]:
+    exit 0
+pip3 install .
+git checkout ${pr_branch}
+pr_version=$(python3 -c "import mplfinance; print(mplfinance.__version__)")
+git checkout master
+in_version=$(python3 -c "import mplfinance; print(mplfinance.__version__)")
+echo "PR: ${pr_version}; Incumbent: ${in_version}"
+result=$(python3 -m mplfinance.check_version --pr ${pr_version} --in ${in_version})
+tox
+if ["${result}" != "VersionCheck:pr>master"]
+    # version in PR doesn't pass the test
+    echo "${result}"
+    exit 1
+fi

scripts/check_version.py

@@ -0,0 +1,12 @@
+from mplfinance import _version
+import argparse
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description='Check versions.')
+    parser.add_argument('--pr', type=str, help='mplfinance.__version__ for the PR')
+    parser.add_argument('--in', type=str, help='mplfinance.__version__ for the `master` branch')
+    
+    args = parser.parse_args()
+    test_tag = 'VersionCheck:{}'
+    outcome = _version.compare_versions(v_str1=args.pr, v_str2=args.in)
+    print(test_tag.format('pr{}master'.format(outcome)))

scripts/test.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+# Run this script test.sh from project root directory containing setup.py
+pr_branch=$1
+if ["${pr_branch}" == "false"]:
+    exit 0
+pip3 install .
+git checkout ${pr_branch}
+pr_version=$(python3 -c "import mplfinance; print(mplfinance.__version__)")
+git checkout master
+in_version=$(python3 -c "import mplfinance; print(mplfinance.__version__)")
+echo "PR: ${pr_version}; Incumbent: ${in_version}"
+result=$(python3 -m mplfinance.check_version --pr ${pr_version} --in ${in_version})
+tox
+if ["${result}" != "VersionCheck:pr>master"]
+    # version in PR doesn't pass the test
+    echo "${result}"
+    exit 1
+fi