Coverage for pyguymer3/geo/min_distSrc/min_dist_euclidean.py: 82%

1#!/usr/bin/env python3 

2 

3# Define function ... 

4def min_dist_euclidean( 

5 lons, 

6 lats, 

7 midLon, 

8 midLat, 

9 /, 

10): 

11 # Import special modules ... 

12 try: 

13 import numpy 

14 except: 

15 raise Exception("\"numpy\" is not installed; run \"pip install --user numpy\"") from None 

16 

17 # ************************************************************************** 

18 

19 # Check arguments ... 

20 assert isinstance(lons, numpy.ndarray), "\"lons\" is not a NumPy array" 

21 assert isinstance(lats, numpy.ndarray), "\"lats\" is not a NumPy array" 

22 

23 # ************************************************************************** 

24 

25 # Find the minimum Euclidean distance from the middle to any location ... 

26 minDist = 1.0e9 # [°] 

27 for iLoc in range(lons.size): 

28 minDist = min( 

29 minDist, 

30 numpy.hypot( 

31 lons[iLoc] - midLon, 

32 lats[iLoc] - midLat, 

33 ), 

34 ) # [°] 

35 

36 # Return answer ... 

37 return minDist