handle empty list

jake/__main__.py

@@ -24,15 +24,15 @@
 
 def main():
     log = logging.getLogger('jake')
-    log.setLevel(logging.ERROR)
+    log.setLevel(logging.DEBUG)
 
     parse = Parse()
     ossindex = OssIndex()
     audit = Audit()
 
     log.debug('Getting arguments')
     args = sys.argv[1:]
-
+    
     for arg in args:
         log.debug(arg)
         if arg == 'ddt':

jake/parse/parse.py

@@ -58,10 +58,18 @@ def parseCondaDependenciesIntoPurls(self, results):
             if "#" in line:
                 self._log.debug("Skipping line")
             else:
-                purls.add_coordinate(self.parseLineIntoPurl(line))
-        return purls.get_coordinates_as_json()
+                purl = self.parseLineIntoPurl(line)
+                if purl is not None:
+                    purls.add_coordinate(self.parseLineIntoPurl(line))
+        if len(purls.get_coordinates()) == 0:
+            return None
+        else:
+            return purls.get_coordinates_as_json()
 
     def parseLineIntoPurl(self, line):
         lineArray = line.split()
         template = "pkg:conda/{}@{}"
-        return template.format(lineArray[0], lineArray[1])
+        if len(lineArray) is not 0:
+            return template.format(lineArray[0], lineArray[1])
+        else:
+            return None

requirements.txt

@@ -5,8 +5,6 @@ conda==4.3.16
 cytoolz==0.10.0
 idna==2.8
 isort==4.3.21
-# Editable install with no version control (jake==0.0.1)
--e /Users/jeffryhesse/code/sonatype-nexus-community/snek
 lazy-object-proxy==1.4.2
 mccabe==0.6.1
 pycosat==0.6.3