rename python.envVars to more common python.environment

Author: xvik

src/main/groovy/ru/vyarus/gradle/plugin/python/PythonExtension.groovy

@@ -32,7 +32,7 @@ class PythonExtension {
      * System environment variables for executed python process (variables specified in gradle's
      * {@link org.gradle.process.ExecSpec#environment(java.util.Map)} during python process execution).
      */
-    Map<String, Object> envVars = [:]
+    Map<String, Object> environment = [:]
 
     /**
      * Minimal required python version. Full format: "major.minor.micro". Any precision could be used, for example:
@@ -218,8 +218,8 @@ class PythonExtension {
      * @param var variable name
      * @param value variable value
      */
-    void envVar(String var, Object value) {
-        envVars.put(var, value)
+    void environment(String var, Object value) {
+        environment.put(var, value)
     }
 
     /**

src/main/groovy/ru/vyarus/gradle/plugin/python/PythonPlugin.groovy

@@ -81,7 +81,7 @@ class PythonPlugin implements Plugin<Project> {
                     pythonPath = { extension.pythonPath }
                     pythonBinary = { extension.pythonBinary }
                     // important to copy map because each task must have independent instance
-                    environment = { extension.envVars ? new HashMap<>(extension.envVars) : null }
+                    environment = { extension.environment ? new HashMap<>(extension.environment) : null }
                 }
                 // all python tasks must be executed after check task to use correct environment (switch to virtualenv)
                 if (task.taskIdentity.type != CheckPythonTask) {

src/test/groovy/ru/vyarus/gradle/plugin/python/task/PythonTaskEnvironmentKitTest.groovy

@@ -94,7 +94,7 @@ class PythonTaskEnvironmentKitTest extends AbstractKitTest {
                 id 'ru.vyarus.use-python'
             }
             
-            python.envVar 'some', 1
+            python.environment 'some', 1
 
             task sample(type: PythonTask) {
                 command = "-c \\"import os;print('variables: '+os.getenv('some', 'null')+' '+os.getenv('foo', 'null'))\\""