Fixing TeadsAWS naming and other variables

Signed-off-by: Gnanakeethan Balasubramaniam <[email protected]>

docs/implementations/teads-aws.md

@@ -16,9 +16,9 @@ Resulting values are an approximation / estimation based on the testing done by
 
 ## Example
 ```typescript
-import {TEADSEngineeringAWS} from 'ief';
+import {TeadsAWS} from 'ief';
 
-const teads = new TEADSEngineeringAWS();
+const teads = new TeadsAWS();
 teads.configure({
   instance_type: 'c6i.large'
 })

package.json

@@ -21,7 +21,6 @@
   "dependencies": {
     "@cloud-carbon-footprint/core": "*",
     "@cloud-carbon-footprint/aws": "^0.14.5",
-    "typescript-cubic-spline": "*",
     "@types/node": "^20.4.5",
     "axios": "^1.4.0",
     "js-yaml": "^4.1.0",

src/lib/teads-aws/index.ts

@@ -4,7 +4,12 @@ import * as AWS_INSTANCES from './aws-instances.json';
 import * as AWS_EMBODIED from './aws-embodied.json';
 import {KeyValuePair} from '../../types/boavizta';
 
-export class TEADSEngineeringAWS implements IImpactModelInterface {
+export enum Interpolation {
+  SPLINE = 'spline',
+  LINEAR = 'linear',
+}
+
+export class TeadsAWS implements IImpactModelInterface {
   // Defined for compatibility. Not used in TEADS.
   authParams: object | undefined;
   // name of the data source
@@ -17,6 +22,7 @@ export class TEADSEngineeringAWS implements IImpactModelInterface {
   // list of all the by Architecture
   private instanceType = '';
   private expectedLifespan = 4;
+  private interpolation = Interpolation.SPLINE;
 
   constructor() {
     this.standardizeInstanceMetrics();
@@ -91,8 +97,8 @@ export class TEADSEngineeringAWS implements IImpactModelInterface {
         const m = this.embodiedEmissions(observation);
 
         results.push({
-          e: e,
-          m: m,
+          energy: e,
+          embodied: m,
         });
       });
     }
@@ -113,7 +119,7 @@ export class TEADSEngineeringAWS implements IImpactModelInterface {
   private calculateEnergy(observation: KeyValuePair) {
     if (
       !('duration' in observation) ||
-      !('cpu' in observation) ||
+      !('cpu-util' in observation) ||
       !('datetime' in observation)
     ) {
       throw new Error(