Valueerror not enough values to unpack.

May 14, 2017 · It appears that you're using OpenCV version 3.x, while writing code intended for the 2.x branch. There were some API changes between those two branches. Since you're using Python, you have a handy help available -- make sure to use it, along with the documentation. OpenCV 2.x: >>> import cv2 >>> help (cv2.findContours) Help on built-in …

Valueerror not enough values to unpack. Things To Know About Valueerror not enough values to unpack.

Feb 9, 2021 · ValueError: not enough values to unpack (expected 2, got 1) During a multiple value assignment, the ValueError: not enough values to unpack occurs when either you have fewer objects to assign than variables, …To fix the ValueError: not enough values to unpack error, make sure that you are using the same number of variables as there are values in the iterable you are trying to unpack. Let’s revisit the examples from above and fix them. # create a list with two values my_list = [1, 2] # unpack the list values a, b = my_list Feb 24, 2022 · TorchScript: ValueError: not enough values to unpack #882. Closed pbsds opened this issue Feb 24, 2022 · 15 comments Closed TorchScript: ValueError: not enough values to unpack #882. pbsds opened this issue Feb 24, 2022 · 15 comments Labels. bug help wanted. Comments. Copy link pbsds commented Feb 24, 2022.Jun 3, 2021 · 2. The problem is in the dataloader or the underlying dataset class. You're expecting 3 outputs i.e. batch, targets and names. But, from the error, it seems like dataloader is giving only 2 things (batch and targets I would guess). So, please check that part of your code (and add it to the question if you don't find the issue).

Dec 21, 2023 · This method is trying to unpack a sequence, but the sequence doesn't contain enough elements, hence the ValueError: not enough values to unpack (expected 2, got 1). A similar issue was reported in the LangChain repository before.How 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 Nov 13, 2020 · You are trying to split a text value at ‘-‘. And unpack it to two values (key (before the dash), value (after the dash)). However, some lines in your txt file do not contain a dash so there is not two values to unpack. Try checking for blank lines as this could be a cause of the issue.

Jun 11, 2019 · Whenever I run this code, python gives me: ValueError: not enough values to unpack (expected 3, got 2) I'm trying to make a kind of an address book where you can add, delete and change information. I was trying to change the code in line 20 where there is a for-in loop (this line is actually a source of problem) but it didn't give any result.Feb 2, 2015 · ValueError: need more than 1 value to unpack. Ask Question. Asked 8 years, 11 months ago. Modified 8 years, 11 months ago. Viewed 7k times. 1. When I run this …

Aug 20, 2019 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers. Making statements based on opinion; back them up with references or personal experience.Jul 1, 2022 · ValueError: not enough values to unpack (expected 2, got 0) The text was updated successfully, but these errors were encountered: All reactions. Copy link ... Jul 26, 2021 · Celery 4.0+ does not officially support Windows yet. But it still works on Windows for some development/test purposes. pip install eventlet celery -A <module> worker -l info -P eventlet. It works for me on Windows 10 + celery 4.1 + python 3. So try gevent instead. pip install gevent celery -A <module> worker -l info -P gevent. Dec 11, 2019 · ValueError: not enough values to unpack (expected 3, got 2)と出て怒られた。 解決策. opencvの最新版であるOpenCV4では、findContoursの返り値は、contoursとhierarchyの2つになっているため、以下のように書けば期待通りの動作をする。

Jul 1, 2022 · ValueError: not enough values to unpack (expected 2, got 0) The text was updated successfully, but these errors were encountered: All reactions. Copy link ...

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:

Oct 25, 2022 · ValueError: not enough values to unpack (expected 5, got 4) I have checked that there is no similar [issue] The text was updated successfully, but these errors were ... 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? ThanksFeb 19, 2021 · You are trying to deconstruct query.size() into values tgt_len, bsz, embed_dim, i.e. you are assuming that query is a three-dimensional tensor.. Python complains that it was expecting three values, but got 2. In other words, query is a two-dimensional tensor, which is no surprise, as you reshape your input X to shape (-1, 30). …Jan 15, 2022 · ValueError: Generator yielding element of unexpected shape when using tf.data.Dataset.from_generator().padded_batch() - what am I doing wrong? 0 ValueError: not enough values to unpack (expected 2, got 1) when trying to access datasetApr 4, 2023 · ValueError: not enough values to unpack #2385. Closed. avelican on Apr 4, 2023. GitHub is where people build software. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects.

Aug 12, 2017 · 0. "not enough values to unpack (expected 3, got 2)", it means method is returning 2 values, whereas caller is expecting 3 values. training_decoder_output, final_state, final_sequence_lengths = tf.contrib.seq2seq.dynamic_decode (training_decoder, impute_finished=True, maximum_iterations=max_summary_length) Return values …Feb 9, 2021 · ValueError: not enough values to unpack (expected 2, got 1) During a multiple value assignment, the ValueError: not enough values to unpack occurs when either you have fewer objects to assign than variables, …Feb 11, 2018 · ValueError: not enough values to unpack (expected 3, got 2) Can someone help me? python; apache-spark; pyspark; apache-spark-sql; Share. Follow edited Feb 11, 2018 at 13:24. Alper t. Turker. 34.6k 9 9 gold badges 85 85 silver badges 116 116 bronze badges. asked Feb 11, 2018 at 11:57. user9226665 user9226665.Mar 29, 2022 · If you print the value generated by the last line of the loop, rather than assigning it, you see that the right-hand side of the assignment contains a single string, whereas the word, count = code expects a tuple that will unpack to two values. import re abc= ("Above them, her thick black brows slanted upward, cutting a " , "startling oblique ...Feb 2, 2015 · ValueError: need more than 1 value to unpack. Ask Question. Asked 8 years, 11 months ago. Modified 8 years, 11 months ago. Viewed 7k times. 1. When I run this …

Dec 20, 2023 · The exception ValueError: not enough values to unpack occurs when you try to unpack the list into more number of variables than the number of items in the list. In this tutorial, you will learn how to recreate this exception, and how to …Oct 7, 2023 · Constructing pandas DataFrame from values in variables gives "ValueError: If using all scalar values, you must pass an index" 10 ValueError: not enough values to unpack (expected 11, got 1)

Jan 12, 2019 · "ValueError: not enough values to unpack" when calling cv2.findContours()-1. Problem in cropping a bounding box out of an image. 0. 6 days ago · 车牌识别valueerror: not enough values to unpack是指在进行车牌识别时,程序出现数值错误,提示解包(unpack)的数值不够。这种错误通常出现在程序试图 …Apr 8, 2023 · You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alertDec 31, 2013 · As of the year 2019, we have three versions of OpenCV (OpenCV2, OpenCV3, and OpenCV4). OpenCV4 and OpenCV2 have similar behavoiur (of returning two values from cv2.findContours). Now, if you keep getting the Valueerror: not enough values to unpack (expected 2, got 1) zip, the cause might be the hash terms not accepted as arguments. Moreover, the ValueError: not enough values to unpack (expected 2, got 1) yolov5 can result due to leaving the source argument to its default setting while loading the trained yolov5 model.Nov 13, 2022 · Encoding sentence pair with BERT cause ValueError: not enough values to unpack (expected 2, got 1) Beginners. abigail-gs November 13, 2022, 8:43am 1. Hi, It seems ... ValueError: too many values to unpack (expected 2) when using BertTokenizer. 🤗Transformers. 6: 5795: July 13, 2021Apr 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?

Jan 27, 2020 · ValueError: not enough values to unpack (expected 3, got 0) python; windows; celery; Share. Improve this question. Follow edited Jan 27, 2020 at 14:32. davidism. 124k 30 30 gold badges 405 405 silver badges 342 342 bronze badges. asked Jan 27, 2020 at 9:09. Ramesh Ponnusamy Ramesh Ponnusamy.

Jan 15, 2022 · ValueError: Generator yielding element of unexpected shape when using tf.data.Dataset.from_generator().padded_batch() - what am I doing wrong? 0 ValueError: not enough values to unpack (expected 2, got 1) when trying to access dataset

Oct 6, 2022 · There isn't enough information to be certain of what is going on, but it seems like whatever is happening with that np.loadtxt it is not returning the array you are expecting. If you aren't receiving any errors …Feb 11, 2018 · ValueError: not enough values to unpack (expected 3, got 2) Can someone help me? python; apache-spark; pyspark; apache-spark-sql; Share. Follow edited Feb 11, 2018 at 13:24. Alper t. Turker. 34.6k 9 9 gold badges 85 85 silver badges 116 116 bronze badges. asked Feb 11, 2018 at 11:57. user9226665 user9226665.Jan 5, 2024 · Saved searches Use saved searches to filter your results more quicklyon May 11, 2021. louking added the bug label on May 11, 2021. louking added a commit that referenced this issue on May 11, 2021. celery 4.x requires FORKED_BY_MULTIPROCESSING on Windows ( #450) 81257e6. louking closed this as completed on May 11, 2021. Sign up for free to join this conversation on GitHub . Already …In Python, the ValueError: not enough values to unpack occurs if you try to unpack fewer values than the number of variables you have assigned to them. For example, if you’re …Mar 4, 2020 · The input, PRF, is not a tuple containing 2 values, which is expected by the for loop: for subdir , file in PRF: Further, os.listdir(PRF) requires a string as an argument, so PRF cannot be both a string and a tuple.Oct 23, 2018 · Each of the values is assigned to one of the variables. Unpacking works when the number of variables and the numbers of values are the same. Every value has a corresponding variable. So, in the deprecated version of gym, the env.step() has 4 values unpacked which is. obs, reward, done, info = env.step(action)May 25, 2023 · If you encounter the ValueError: not enough values to unpack (expected 2, got 1), it means that you are trying to unpack two values, but the iterable on the right side consists of only one element. In this example, we are trying to assign two variables, a and b, with values from a list [1]. However, the list consists of only one element ...To fix the ValueError: not enough values to unpack error, make sure that you are using the same number of variables as there are values in the iterable you are trying to unpack. Let’s revisit the examples from above and fix them. # create a list with two values my_list = [1, 2] # unpack the list values a, b = my_list Dec 21, 2023 · This method is trying to unpack a sequence, but the sequence doesn't contain enough elements, hence the ValueError: not enough values to unpack (expected 2, got 1). A similar issue was reported in the LangChain repository before.

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 ...May 23, 2020 · ValueError: not enough values to unpack (expected 2, got 1) If I remove status_code, data, it works fine. return redirect (url_for ('dashboard')), status_code, data. for sure, I am not doing it the right way in many areas of this code. Also, If you guys tell me on how to debug the code when flask is involved, I tried using breakpoints in ...Oct 23, 2018 · Each of the values is assigned to one of the variables. Unpacking works when the number of variables and the numbers of values are the same. Every value has a corresponding variable. So, in the deprecated version of gym, the env.step() has 4 values unpacked which is. obs, reward, done, info = env.step(action) Instagram:https://instagram. blogonline fnp programs in texasmy babysitter30 stock stat crossword cluemercy birthplace springfield photos Jan 27, 2020 · ValueError: not enough values to unpack (expected 3, got 0) python; windows; celery; Share. Improve this question. Follow edited Jan 27, 2020 at 14:32. davidism. 124k 30 30 gold badges 405 405 silver badges 342 342 bronze badges. asked Jan 27, 2020 at 9:09. Ramesh Ponnusamy Ramesh Ponnusamy. 1pm 2pm ptwilliamcameron Jan 27, 2020 · ValueError: not enough values to unpack (expected 3, got 0) python; windows; celery; Share. Improve this question. Follow edited Jan 27, 2020 at 14:32. davidism. 124k 30 30 gold badges 405 405 silver badges 342 342 bronze badges. asked Jan 27, 2020 at 9:09. Ramesh Ponnusamy Ramesh Ponnusamy. percent27s home improvement south semoran boulevard orlando fl Dec 2, 2019 · As you can see, python doesn't get enough values to assign, it throws ValueError: not enough values to unpack (expected 2, got 1) Solution: Check name …Feb 2, 2015 · ValueError: need more than 1 value to unpack. Ask Question. Asked 8 years, 11 months ago. Modified 8 years, 11 months ago. Viewed 7k times. 1. When I run this …