text: import filbert from 'filbert';
  
  /** Class implementing a python math library. */
  export default class PythonMath {
      /**
       * Create a python AST runner.
       * @param {Object} runner - The runner to which the library belongs.
       */
      constructor(runner) {
          // Set class parameter properties.
          this._runner = runner; // Parent runner attached to the library.
  
          // Set class properties.
          this.e = Math.E;
          this.pi = Math.PI;
      }
  
      /** Initialization phase of the python_math class. */
      _initialize() {
          // Insert math library methods into the python interpreter.
          filbert.pythonRuntime.imports['math'] = {};
          filbert.pythonRuntime.imports['math']['ceil'] = this.ceil; 
          filbert.pythonRuntime.imports['math']['copysign'] = this.copysign; 
          filbert.pythonRuntime.imports['math']['fabs'] = this.fabs; 
          filbert.pythonRuntime.imports['math']['factorial'] = this.factorial; 
          filbert.pythonRuntime.imports['math']['floor'] = this.floor; 
          filbert.pythonRuntime.imports['math']['fmod'] = this.fmod; 
          filbert.pythonRuntime.imports['math']['frexp'] = this.frexp; 
          filbert.pythonRuntime.imports['math']['fsum'] = this.fsum; 
          filbert.pythonRuntime.imports['math']['acos'] = this.acos; 
          filbert.pythonRuntime.imports['math']['asin'] = this.asin; 
          filbert.pythonRuntime.imports['math']['atan'] = this.atan; 
          filbert.pythonRuntime.imports['math']['atan2'] = this.atan2; 
          filbert.pythonRuntime.imports['math']['cos'] = this.cos; 
          filbert.pythonRuntime.imports['math']['hypot'] = this.hypot; 
          filbert.pythonRuntime.imports['math']['sin'] = this.sin; 
          filbert.pythonRuntime.imports['math']['tan'] = this.tan; 
          filbert.pythonRuntime.imports['math']['e'] = this.e; 
          filbert.pythonRuntime.imports['math']['pi'] = this.pi; 
      }
       
      /** Import 'ceil' function for osweb script. */
      ceil(x) {
      }
  
      /** Import 'copysign' function for osweb script. */
      copysign(x, y) {
      }
  
      /** Import 'fabs' function for osweb script. */
      fabs(x) {
      }
  
      /** Import 'factorial' function for osweb script. */
      factorial(x) {
      }
  
      /** Import 'floor' function for osweb script. */
      floor(x) {
          return Math.floor(x);
      }
  
      /** Import 'fmod' function for osweb script. */
      fmod(x, y) {
      }
  
      /** Import 'frexp' function for osweb script. */
      frexp(x) {
      }
  
      /** Import 'fsum' function for osweb script. */
      fsum(iterable) {
      }
  
      /** Import 'acos' function for osweb script. */
      acos(x) {
          return Math.acos(x);
      }
  
      /** Import 'asin' function for osweb script. */
      asin(x) {
          return Math.asin(x);
      }
  
      /** Import 'atan' function for osweb script. */
      atan(x) {
          return Math.atan(x);
      }
  
      /** Import 'atan2' function for osweb script. */
      atan2(y, x) {
          return Math.atan2(y, x);
      }
  
      /** Import 'cos' function for osweb script. */
      cos(x) {
          return Math.cos(x);
      }
  
      /** Import 'hypot' function for osweb script. */
      hypot(x, y) {
      }
  
      /** Import 'sin' function for osweb script. */
      sin(x) {
          return Math.sin(x);
      }
  
      /** Import 'tan' function for osweb script. */
      tan(x) {
          return Math.tan(x);
      }
  }
   