daviddoji/numpy-100
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #142 from artfintl/master

Browse Source 
Fix solution of #66
This commit is contained in:
Nicolas P. Rougier
2021-02-18 12:43:51 +01:00
committed by GitHub
parent 93bb2f70a2 fb03972f0d
commit 7a830af4b7
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
100_Numpy_exercises_with_solutions.md
View File

@@ -682,7 +682,8 @@ print(F)
w,h = 16,16 w,h = 16,16
I = np.random.randint(0,2,(h,w,3)).astype(np.ubyte) I = np.random.randint(0,2,(h,w,3)).astype(np.ubyte)
F = I[...,0]*256*256 + I[...,1]*256 +I[...,2] # The parenthesis around 256*256 ensure the dtpye promoted to uint32 properly.Otherwise the first term will overflow.
F = I[...,0]*(256*256) + I[...,1]*256 +I[...,2]
n = len(np.unique(F)) n = len(np.unique(F))
print(np.unique(I)) print(np.unique(I))
``` ```