Issue:414 - Fix Individual deploy of functions

index.js

@@ -99,10 +99,16 @@ class ServerlessPythonRequirements {
   }
 
   get targetFuncs() {
-    let inputOpt = this.serverless.processedInput.options;
-    return inputOpt.function
-      ? [inputOpt.functionObj]
-      : values(this.serverless.service.functions);
+    const inputOpt = this.serverless.processedInput.options;
+    if (inputOpt.function){
+      let singleFunction = inputOpt.functionObj;
+      // set the function name so we can use it later for individual deploys of functions
+      singleFunction.function = inputOpt.function
+      return [singleFunction];
+    } else {
+      return values(this.serverless.service.functions)
+    }
+
   }
 
   /**
@@ -143,6 +149,7 @@ class ServerlessPythonRequirements {
       if (!args[1].functionObj || !args[1].functionObj.runtime) {
         return true;
       }
+
       return args[1].functionObj.runtime.startsWith('python');
     };
 
@@ -172,8 +179,9 @@ class ServerlessPythonRequirements {
         .then(layerRequirements)
         .then(() =>
           injectAllRequirements.bind(this)(
-            arguments[1].functionObj &&
-              arguments[1].functionObj.package.artifact
+            arguments[1].functionObj && 
+            arguments[1].functionObj.package &&
+            arguments[1].functionObj.package.artifact
           )
         );
     };

lib/inject.js

@@ -109,7 +109,21 @@ function injectAllRequirements(funcArtifact) {
       })
       .map(func => {
         if (func.module !== '.') {
-          const artifact = func.package ? func.package.artifact : funcArtifact;
+
+          let assumedFuncArtifact;
+
+          if (!funcArtifact){
+            assumedFuncArtifact = path.join(
+              '.serverless',
+              `${func.function}.zip`
+            )
+          }
+
+          if (!(func.package && func.package.artifact)){
+            func.package = {'artifact': assumedFuncArtifact }
+          }
+
+          const artifact = func.package ? func.package.artifact : assumedFuncArtifact;
           const newArtifact = path.join(
             '.serverless',
             `${func.module}-${func.name}.zip`
@@ -119,6 +133,18 @@ function injectAllRequirements(funcArtifact) {
             () => func
           );
         } else {
+          let assumedFuncArtifact;
+          if (!funcArtifact){
+            assumedFuncArtifact = path.join(
+              '.serverless',
+              `${func.function}.zip`
+            )
+          }
+
+          if (!(func.package && func.package.artifact)){
+            func.package = {'artifact': assumedFuncArtifact }
+          }
+
           return func;
         }
       })