Added changelog and --version option to scripts.

CHANGELOG.md

@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Version control of scripts and `--version` flag.
+
 ### Fixed
 - Proper script help page formatting.
 

bin/melt_duplex

@@ -5,11 +5,13 @@
 # 
 # Author: Gabriele Girelli
 # Email: gigi.ga90@gmail.com
-# Version: 1.4.4
 # Date: 20170711
 # Project: oligo characterization
 # Description:  calculate melting temperature of a provide NA duplex
 # 
+# Changelog:
+#  v2.0.0 - 2018-03-28: first release withing pypi package.
+# 
 # References:
 #  [1] Freier et al, PNAS(83), 1986;
 #  [2] Sugimoto et al, Biochemistry(34), 1995.
@@ -115,6 +117,11 @@ parser.add_argument('-v', '--verbose',
     const = True, default = False,
     help = 'Verbose output.')
 
+# Version flag
+version = "2.0.0"
+parser.add_argument('--version', action = 'version',
+    version = '%s v%s' % (sys.argv[0], version,))
+
 # Parse arguments
 args = parser.parse_args()
 

bin/melt_secstr

@@ -5,12 +5,14 @@
 # 
 # Author: Gabriele Girelli
 # Email: gigi.ga90@gmail.com
-# Version: 1.4.4
 # Date: 20171026
 # Project: oligo characterization
 # Description: correct melting temperature of secondary structures and produce
 #              melting curves.
 # 
+# Changelog:
+#  v2.0.0 - 2018-03-28: first release withing pypi package.
+# 
 # References:
 #  [1] McConaughy et al, Biochemistry(8), 1969;
 #  [2] Wright et al, Appl. env. microbiol.(80), 2014.
@@ -62,6 +64,11 @@ parser.add_argument('-C', '--celsius',
     const = True, default = False,
     help = 'Output temperature in Celsius degrees. Default: Kelvin')
 
+# Version flag
+version = "2.0.0"
+parser.add_argument('--version', action = 'version',
+    version = '%s v%s' % (sys.argv[0], version,))
+
 # Parse arguments
 args = parser.parse_args()