Remove now-unneeded OPTIONs methods

Fixes #93

opentopodata/api.py

@@ -458,16 +458,16 @@ def _get_datasets(name):
     return datasets
 
 
-@app.route("/", methods=["GET", "POST", "OPTIONS", "HEAD"])
-@app.route("/v1/", methods=["GET", "POST", "OPTIONS", "HEAD"])
+@app.route("/", methods=["GET", "POST", "HEAD"])
+@app.route("/v1/", methods=["GET", "POST", "HEAD"])
 def get_help_message():
     msg = "No dataset name provided."
     msg += " Try a url like '/v1/test-dataset?locations=-10,120' to get started,"
     msg += " and see https://www.opentopodata.org for full documentation."
     return jsonify({"status": "INVALID_REQUEST", "error": msg}), 404
 
 
-@app.route("/health", methods=["GET", "OPTIONS", "HEAD"])
+@app.route("/health", methods=["GET", "HEAD"])
 def get_health_status():
     """Status endpoint for e.g., uptime check or load balancing."""
     try:
@@ -480,7 +480,7 @@ def get_health_status():
         return jsonify(data), 500
 
 
-@app.route("/datasets", methods=["GET", "OPTIONS", "HEAD"])
+@app.route("/datasets", methods=["GET", "HEAD"])
 def get_datasets_info():
     """List of datasets on the server."""
     try:
@@ -501,7 +501,7 @@ def get_datasets_info():
         return jsonify(data), 500
 
 
-@app.route("/v1/<dataset_name>", methods=["GET", "POST", "OPTIONS", "HEAD"])
+@app.route("/v1/<dataset_name>", methods=["GET", "POST", "HEAD"])
 def get_elevation(dataset_name):
     """Calculate the elevation for the given locations.
 

tests/test_api.py

@@ -1,15 +1,13 @@
 import math
 
 import pytest
-from flask_caching import Cache
 import rasterio
 from unittest.mock import patch
 import numpy as np
 from flask import request
 
 from opentopodata import api
 from opentopodata import backend
-from opentopodata import config
 
 
 GEOTIFF_PATH = "tests/data/datasets/test-etopo1-resampled-1deg/ETOPO1_Ice_g_geotiff.resampled-1deg.tif"