add support to parse stopsignal

CHANGELOG.md

@@ -17,6 +17,7 @@ The client here will eventually be released as "spython" (and eventually to
 singularity on pypi), and the versions here will coincide with these releases.
 
 ## [master](https://github.com/singularityhub/singularity-cli/tree/master)
+ - add comment out of STOPSIGNAL (0.2.14)
  - sudo `-E` flag should not be provided by default (0.2.13)
  - WORKDIR should create container for Singularity converter (0.2.12)
  - support for background process with client run (0.2.11)

spython/main/parse/parsers/docker.py

@@ -414,6 +414,15 @@ def _expose(self, line):
             self.recipe[self.active_layer].ports += ports
         return self._comment("# %s" % line)
 
+    def _stopsignal(self, line):
+        """Again, just add to metadata, and comment in install.
+
+        Parameters
+        ==========
+        line: the line from the recipe file to parse STOPSIGNAL
+        """
+        return self._comment("# %s" % line)
+
     # Working Directory
 
     def _workdir(self, line):
@@ -528,6 +537,7 @@ def _get_mapping(self, line, parser=None, previous=None):
             "MAINTAINER": self._label,
             "VOLUME": self._volume,
             "LABEL": self._label,
+            "STOPSIGNAL": self._stopsignal,
         }
 
         # If it's a command line, return correct function

spython/version.py

@@ -5,7 +5,7 @@
 # with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 
-__version__ = "0.2.13"
+__version__ = "0.2.14"
 AUTHOR = "Vanessa Sochat"
 AUTHOR_EMAIL = "vsoch@users.noreply.github.com"
 NAME = "spython"