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Sep 15, 2021 · Python ValueError: not enough values to unpack (expected 3, got 1) Hot Network Questions Will courts interpret words to mean the opposite of what they actually mean if that is clearly the author's intent? A good book about mathematical thinking Manipulating rules Do large scars get ...Oct 25, 2023 · sklearn's confusion matrix returns a 1-element 1D array when all the predictions and ground truth match. For example: >>> confusion_matrix([1, 1, 1, 1], [1, 1, 1, 1]).ravel() array([4], dtype=int64) So even though we might have been dealing with binary classification here, i.e., 0 and 1, confusion_matrix naturally has no idea. But there is a …Sep 3, 2017 · @DanielF is correct. I guess you're creating an array of dimension 1 with np.array([np.array(Image.open(fname)) for fname in filelist]) as the list comprehension will produce a list of Image objects, this is not correct. More details needed to understand what is Image and why you use a list comprehension for loading your data. – FabienPHow to fix "ValueError: not enough values to unpack (expected 2, got 1)" 0 Values not split. "not enough values to unpack (expected 2, got 1)" when going through my text file line by line 3 days ago · ValueError: too many values to unpack (expected 2) Here's how my path looks, for reference: The text was updated successfully, but these errors were …Mar 30, 2023 · nextflow version 22.10.7.5853. Desktop. Executator: local. OS: Ubuntu 22.04 Jammy. nf-core, version 2.7.2. Python 3.10.9. richelbilderbeek added the bug label on Mar 30, 2023. richelbilderbeek changed the title Cannor run lint locally Cannot run nf-core lint locally on Mar 30, 2023. richelbilderbeek changed the title Cannot run nf-core lint ...Aug 22, 2020 · The Python error “too many values to unpack” occurs when you try to extract a number of values from a data structure into variables that don’t match the …Sep 10, 2020 · If you try to unpack more values than the total that exist in an iterable object, you’ll encounter the “ValueError: not enough values to unpack” error. This …Jun 17, 2022 · Python3: ValueError: too many values to unpack (expected 2) 4 scikit-learn : ValueError: not enough values to unpack (expected 2, got 1) Sep 15, 2017 · My temporary solution is to write my own function to extract those info. Is there any way I can force the confusion_matrix() to always return the tn, fp, fn, tp output? ThanksApr 10, 2021 · h, w = img.shape b = imread ('b.jpg', mode='L') ValueError: too many values to unpack (expected 2) The original code used: from scipy.ndimage import imread. to read the image file but since I was unable to import it, I used imread from another library instead. Could that have anything to do with the error? Oct 13, 2022 · Open up your venv, and run pip uninstall gym followed by pip install gym==0.23.1. They apparently changed the API in some update to the gym library. It now returns a fifth value, called truncate, in the order (state, reward, done, truncate, info).Even though the modifying the library files may work as intended, like suggested in another …Jan 6, 2016 · ValueError: not enough values to unpack (expected 3, got 1) 0 Trying to parse a "txt" file to a dictionary, in the last line it always return a "ValueError: not enough values to unpack (expected 2, got 1)" Jan 12, 2024 · 1. You get this problem because variable 'text' type is string after you read data from the file. You need to convert data type. Here is the working code: from collections import Counter import ast f = open ("POS.txt", "r") text = f.read () # print (type (text)) returns string text = ast.literal_eval (text) # print (type (text)) returns list ...Jun 19, 2018 · 2 Answers. Sorted by: 6. Its because you have not looked how the values are packed in plt.subplot function.Dec 7, 2022 · Enter two values: 5 str2 Maybe: 1. #Testcase3 when no input given. Enter two values: Traceback (most recent call last): File "<string>", line 1, in <module> ValueError: not enough values to unpack (expected at least 1, got 0) Oct 22, 2023 · Clearly, [] is empty, so you can extract nothing out of it. You could do it like this: your_list = [list () for x in range (9)] Note that you shouldn't call the variable list as there exists a built-in function with the same name that constructs an empty list. Right now the variable makes the built-in unaccessible.Sep 10, 2023 · I'm not sure about Colab notebook, but it seems that lr_scheduler_args might be space separated, not comma separated. If possible, full line command line arguments will help. I separated args with space, but still got this error: ValueError: not enough values to unpack (expected 2, got 1).3 days ago · ValueError: too many values to unpack (expected 2) Here's how my path looks, for reference: The text was updated successfully, but these errors were …Jan 30, 2019 · Well in Python version 2 findContours() used to return 3 values so we save it in (_,cnts,_) however in python 3 it returns 2 values which are countours and hierarchy. so we need to save it in (cnts,_). So for python 2 people the code goes like: Dec 25, 2019 · ValueError: not enough values to unpack (expected 4, got 2) ... GridSearchCV is Giving me ValueError: number of labels does not match number of samples. 0.

Oct 13, 2022 · Open up your venv, and run pip uninstall gym followed by pip install gym==0.23.1. They apparently changed the API in some update to the gym library. It now returns a fifth value, called truncate, in the order (state, reward, done, truncate, info).Even though the modifying the library files may work as intended, like suggested in another …Dec 25, 2019 · ValueError: not enough values to unpack (expected 4, got 2) ... GridSearchCV is Giving me ValueError: number of labels does not match number of samples. 0. 1. This answer is not useful. Save this answer. Show activity on this post. You need call the script with exactly three arguments: $ python myscript.py arg1 arg2 arg3. Inside the script, you could explicitly check it, e.g.: if len (argv) != 4: print ("Please use exactly three arguments") exit (1) script, first, second, third = argv print ("The ... Dec 31, 2018 · ValueError: not enough values to unpack (expected 2, got 1) Edit with the Answer: The API was expecting a string instead of the list that I was passing it. Changing the API call to data=str (dictofdata) was all that was needed. Thanks for the help. python.Apr 10, 2021 · h, w = img.shape b = imread ('b.jpg', mode='L') ValueError: too many values to unpack (expected 2) The original code used: from scipy.ndimage import imread. to read the image file but since I was unable to import it, I used imread from another library instead. Could that have anything to do with the error?

Jun 23, 2021 · I am working on an openCV project where I need to find a contours of an image. The code is working with the educational video but it produces errors when I tried it myself. _, contours,_= cv2.findContours(threshold, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)Nov 10, 2023 · While fine-tuning Bert - ValueError: not enough values to unpack (expected 2, got 1) Ask Question Asked 2 months ago. Modified 2 months ago. Viewed 50 times Part of NLP Collective 0 I have a binary annotated dataset and I am trying to fine-tune a bert model on it. This is how I created my dataset for PyTorch: ...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Dec 31, 2014 · So the code that use choice. Possible cause: Dec 12, 2019 · Note: "extended iterable unpacking" since Pyth.