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PYTHON QUESTIONS

Run Python Scrapy script via HTTP request
Run Python Scrapy script via HTTP request
wish helps you You should use scrapyd.Link to the GitHub project page.
TAG : python
Date : November 08 2020, 04:01 AM , By : user2180732
How to delete all records from table except top 5
How to delete all records from table except top 5
I hope this helps you . I am writing a simple quiz game in python and I need to print out the top 5 scores at the end of the game. I am using sqlite. I have a table for the top scores and I have worked out how to get the top scores but because I only
TAG : python
Date : November 08 2020, 04:01 AM , By : Abrek
How to do this REST API call in Python?
How to do this REST API call in Python?
Hope this helps I'm struggling with how to properly do this REST API call in Python using requests package. , Something like this should do the job :
TAG : python
Date : November 08 2020, 04:01 AM , By : user2180634
python dataframe draw graph of value per row
python dataframe draw graph of value per row
Hope that helps How about DataFrame.plot()?
TAG : python
Date : November 08 2020, 04:01 AM , By : glassflower
pandas batched API requests
pandas batched API requests
I wish this help you I have a pandas data frame which contains a single column. With this column (as a key) a lookup a web API is performed and results are added as an additional column. , IIUC you can use np.array_split to achieve this:
TAG : python
Date : November 08 2020, 04:01 AM , By : Suirsuss
Does Any one got "AttributeError: 'str' object has no attribute 'decode' " , while Loading a Keras Saved Model
Does Any one got "AttributeError: 'str' object has no attribute 'decode' " , while Loading a Keras Saved Model
will be helpful for those in need After Training, I saved Both Keras whole Model and Only Weights using , I had the same problem, solved putting "compile=False" in load_model
TAG : python
Date : November 07 2020, 04:01 AM , By : ondra
Dynamic programming: recursion+memoization vs loop+list
Dynamic programming: recursion+memoization vs loop+list
To fix this issue It should have the same complexity as memoization (top-down) kind of dynamic programming.Iterative method with step-by-step table filling (bottom-up dynamic programming) might have slightly different complexity, because memoization
TAG : python
Date : November 07 2020, 04:01 AM , By : Philip Anderson
How to add text to an image segment
How to add text to an image segment
will help you I have the following Python code, which adds a bounding box around the detected segments
TAG : python
Date : November 07 2020, 04:01 AM , By : Brian Mercer
Count occurences for each day in pandas dataframe
Count occurences for each day in pandas dataframe
Hope that helps Use pd.crosstab followed by a pd.merge. Using slightly modified dataframe:
TAG : python
Date : November 07 2020, 04:01 AM , By : Hramos
reordering a list based on specific order
reordering a list based on specific order
it should still fix some issue I want to reorder a list with length n, where n can be any integer between 5 and 20. , You can try this:
TAG : python
Date : November 07 2020, 04:01 AM , By : savasdotexe
Run trained Machine Learning model on a different dataset
Run trained Machine Learning model on a different dataset
wish help you to fix your issue Your question is a bit unclear but as I understand, you want to run your model on testX_train and on testX_test (which is just testFeatures splitted into two sub datasets).So, either you can run your model on testX_tra
TAG : python
Date : November 07 2020, 04:01 AM , By : Tim
Migrating Python code away from Jupyter and over to PyCharm
Migrating Python code away from Jupyter and over to PyCharm
hope this fix your issue The migration part is solved in this question: convert json ipython notebook(.ipynb) to .py file, but perhaps you already knew that.The code-splitting part is harder. One reason to why Jupyter is so widely spread is the funct
TAG : python
Date : November 07 2020, 04:01 AM , By : Ethan Walker
Pattern matching Strings
Pattern matching Strings
it helps some times I have an array of strings: , I believe this will do:
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180434
Delete last N elements if they are 0 and constant
Delete last N elements if they are 0 and constant
Hope this helps I've split removing trailing zeros and removing trailing duplicates into two functions. Using the list[-n] indices to avoid explicit index tracking.
TAG : python
Date : November 07 2020, 04:01 AM , By : Laurie O'Dunn-Ribble
Empty file by using serial.readline() in the main loop
Empty file by using serial.readline() in the main loop
this one helps. File will be flushed when buffer if full and closed when you exit with block. If you stay in loop forever no changes in file will not be seen until buffer is filled.You can change buffering on output file. See How often does python fl
TAG : python
Date : November 07 2020, 04:01 AM , By : Ryce Wid Soysawce
selenium.common.exceptions.InvalidSessionIdException using GeckoDriver Selenium Firefox in headless mode through Python
selenium.common.exceptions.InvalidSessionIdException using GeckoDriver Selenium Firefox in headless mode through Python
this one helps. I am tryin to use python an selenium to automate some cases on firefox headless mode. I think, I did every settings that I need but still webdrvier is not initialized. , This error message...
TAG : python
Date : November 07 2020, 04:01 AM , By : Oliver Keyes
Pandas OFFSET and MATCH function with two dataframes
Pandas OFFSET and MATCH function with two dataframes
will help you I have this excel formula that needs to be applied on a pandas dataframe
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180370
how to append two dataframe columns side by side in pandas
how to append two dataframe columns side by side in pandas
wish helps you Compute the cumprod, then use cytoolz and interleave the column headers:
TAG : python
Date : November 07 2020, 04:01 AM , By : Camilo3rd
xml flattening using python
xml flattening using python
This might help you I am trying to flatten an xml and write to a csv so that it can be used by etl process. , This code works for this specific file:
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180350
deleting items from the back of a deque
deleting items from the back of a deque
wish helps you the last element has index -1. When you delete the last element, the next element to delete still has index -1
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180340
Concatenation of Text Files (.txt files) with list in python?
Concatenation of Text Files (.txt files) with list in python?
like below fixes the issue Suppose I am having two text files 1.txt and 2.txt , You could try something like this:
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180331
How To Generate Random Float Value in ROBOT FRAMEWORK
How To Generate Random Float Value in ROBOT FRAMEWORK
fixed the issue. Will look into that further The easiest way of getting a random float is to use the uniform random.uniform(a, b)Example:
TAG : python
Date : November 07 2020, 04:01 AM , By : Giggy Whalen
How to set xticks and font properties of pyplot subplots?
How to set xticks and font properties of pyplot subplots?
will help you As ImportanceOfBeingErnest suggests, you cannot use plt.xticks() as they apply to the current axes (plt.gca()). You need to use the ax object for this:
TAG : python
Date : November 07 2020, 04:01 AM , By : Jin Liu
What are the ways to import a module/function?
What are the ways to import a module/function?
it helps some times It is a very basic question, but I have not seen any explanation covering all possible cases so far. , Version 1
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180239
Pandas read_csv() conditionally skipping header row
Pandas read_csv() conditionally skipping header row
I hope this helps you . If the headers in your CSV files follow a similar pattern, you can do something simple like sniffing out the first line before determining whether to skip the first row or not.
TAG : python
Date : November 07 2020, 04:01 AM , By : BigSwifty
loop over list and dictionary in python
loop over list and dictionary in python
it helps some times I have a dictionary and a list. I want for the keys that have the same value, the program adds the int in the list that have the same positions as the keys in the dictionary. , Try this option, working for Python 3.6+:
TAG : python
Date : November 07 2020, 04:01 AM , By : user2180215
exception handling decorator which accepts functions as args
exception handling decorator which accepts functions as args
like below fixes the issue You are returning the function instead of call to that function. use below code. edit : added handling if function value is not passed or passed value is not an function.
TAG : python
Date : November 06 2020, 04:01 AM , By : KuroiLight
Impyla Insert SQL from Flask: Syntax error (Identifier Binding)
Impyla Insert SQL from Flask: Syntax error (Identifier Binding)
Hope this helps After some struggling, and great help from @Scratch'N'Purr and @msafiullah at Parameter substitution issue 317, I managed to make it work. This is kind of complicated so I will post the full code for documentation:Reason of error: col
TAG : python
Date : November 06 2020, 04:01 AM , By : Okiemute Onojakpor
Upload and convert XLSX to Google Sheets with PyDrive
Upload and convert XLSX to Google Sheets with PyDrive
I wish this helpful for you I think the main question will be does pydrive use Google drive v2 or Google drive v3. My digging in the source seams to point to v2 which means when creating the file you need to send convert=true for the file to be conve
TAG : python
Date : November 06 2020, 04:01 AM , By : Molly Johnson
How to print specific element of a 2d array via searching for a matching value
How to print specific element of a 2d array via searching for a matching value
I hope this helps you . If you're only interested in printing the string coupled with a specific number I'd do something like this:
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180172
How to get a list in below format?
How to get a list in below format?
it helps some times I have the following data in a text file. , Use strip and split as below to get the value separated as you want.
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180166
Paramiko execute command on psql
Paramiko execute command on psql
I hope this helps you . You try to read a command output before you send the SQL command. Your loops wait for the command to finish, what it never does, as it keeps waiting for an input. That's a deadlock.It has to be the other way around:
TAG : python
Date : November 06 2020, 04:01 AM , By : Judy Hasan
Convert empty inputs from HTML form to None in Flask to store them as NULL in PostgreSQL
Convert empty inputs from HTML form to None in Flask to store them as NULL in PostgreSQL
I wish this helpful for you I have an HTML form, that I handle the request in a Flask app. If some of the inputs are empty strings, I want to transform them into None values, so what I can store them as NULLs in a PostgreSQL DB through SQLAlchamy. ,
TAG : python
Date : November 06 2020, 04:01 AM , By : shailja
Where to find hive url, username and password?
Where to find hive url, username and password?
may help you . This is just guesswork, but might help if you're willing to experiment. To find the url of HiveServer, from the hive> prompt, try set hive.metastore.uris; Output is something like this:
TAG : python
Date : November 06 2020, 04:01 AM , By : Julio C├ęsar Mosquera
Tensorflow while_loop how to return all intermediate values?
Tensorflow while_loop how to return all intermediate values?
help you fix your problem From the tensorflow documentation, we can easily get the last value of the loop: , You could store these intermediate values in a tensor:
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180122
Dynamically generated content's html tags not showing the text while scraping
Dynamically generated content's html tags not showing the text while scraping
will help you You could use the URL that the page uses to fetch from and handle the json response.
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180114
Use environment variable in SFTP path in Paramiko
Use environment variable in SFTP path in Paramiko
may help you . You cannot use environment variables in SFTP. You have to use real paths. In this case the real path is /opt/CPsuite-R80/fw1.If the real path is not fixed, and you really need to obtain the real path from a variable value, you will nee
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180112
How to filter sessions based on their length in a pandas DataFrame
How to filter sessions based on their length in a pandas DataFrame
may help you . Use sort_values by both columns and then use GroupBy.tail:
TAG : python
Date : November 06 2020, 04:01 AM , By : user2180073
Trying to print value of local variable before it is assigned
Trying to print value of local variable before it is assigned
Does that help I am following along to this tutorial. The goal is to convert the screen into gray so that the neural network has an easier time manipulating the data. , I guess you need to make these changes:
TAG : python
Date : November 06 2020, 04:01 AM , By : psychobolt
Pandas - Different time formats in the same column
Pandas - Different time formats in the same column
Does that help Use to_datetime with specify formats with errors='coerce' for replace not matched values to NaNs. Last combine_first for replace missing values by date2 Series.
TAG : python
Date : November 06 2020, 04:01 AM , By : user2179979
Construct an assignment matrix - Python
Construct an assignment matrix - Python
it should still fix some issue I have two lists of element , This row:
TAG : python
Date : November 06 2020, 04:01 AM , By : user2179976
Why is it that you can slice a list past the total index count, but you cant directly retrieve said index?
Why is it that you can slice a list past the total index count, but you cant directly retrieve said index?
I wish this helpful for you Okay, I'm sure this question is a bit trivial, but I'm curious! , This defines your list with 5 elements
TAG : python
Date : November 06 2020, 04:01 AM , By : user2179971
Slow filtering of pyspark dataframes
Slow filtering of pyspark dataframes
like below fixes the issue You need to use join in place of filter with isin clause to speedup the filter operation in pyspark:
TAG : python
Date : November 06 2020, 04:01 AM , By : Macky
Python Multithreading - not running simultaneously
Python Multithreading - not running simultaneously
With these it helps I think you don't have problem about starting thread etc. However, you should be able to control your thread, meaning your thread should return based on some condition. It seems you have a button to quit. I assume you want to fini
TAG : python
Date : November 06 2020, 04:01 AM , By : Ahmad Ali
How to write into excel dynamically using xlsx writer
How to write into excel dynamically using xlsx writer
seems to work fine I want to write data dynamically to excel file using xlsx writer . I fetched data from mysql db and the result look like below metined. , Try this out:
TAG : python
Date : November 06 2020, 04:01 AM , By : Eugene Zak
migrations are getting created repeatedly
migrations are getting created repeatedly
it should still fix some issue I had same problem and i've resolved it.In my case, There is a problem on getting current table names. (when calling get_table_names function in _autogen_for_tables((alembic/autogenerate/compare.py))
TAG : python
Date : November 06 2020, 04:01 AM , By : PRayu Draggjamsmoto
Pandas: Check if column value is smaller than any previous column value
Pandas: Check if column value is smaller than any previous column value
Does that help I want to check if any value of column 'c' is smaller than all previous column values. In my current approach I am using pandas diff(), but it let's me only compare to the previous value. , This should work:
TAG : python
Date : November 06 2020, 04:01 AM , By : gnups
YouTube API nextPageToken returning unusable results
YouTube API nextPageToken returning unusable results
I wish did fix the issue. I figured it out. Notice = sign at the end of the token ...Jgjv3Z_gQ=.The token was making it over to the client correctly. However, as soon as I tried to do a GET, the = was converting to unicode %3D
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179861
how to open a file instead of typing in variable sockets python
how to open a file instead of typing in variable sockets python
Hope this helps There has to be one empty row between the header block and the body. You did not leave that empty line.One way would be to just concatenate normal strings:
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179856
Page object model is not Working Selenium Python
Page object model is not Working Selenium Python
around this issue My Selenium python code for POM is Not Working Properly guys i dunno what Wrong i did down am Pasting My Code Please Sort Me Out. , You didn't implement a constructor. For example:
TAG : python
Date : November 05 2020, 04:01 AM , By : jack
Python Selenium Issue With Meta Open Graph xpath selector
Python Selenium Issue With Meta Open Graph xpath selector
it helps some times It is not clear from the question how the method get_data() is defined.However, to extract the pageID you can use find_element_by_xpath() along with get_attribute() method as follows:
TAG : python
Date : November 05 2020, 04:01 AM , By : Josh Rubenstein
wxPython how to set widget position inside statusbar
wxPython how to set widget position inside statusbar
will help you The easiest way would be to subclass wx.StatusBar itself, add the buttons and then catch the wx.EVT_SIZE. This way you catch resize events and can reposition the widgets as needed. The wxPython demo has an example where it has a checkbo
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179847
If column doesn't contain a value from another column in the same row then add the value from another column in new line
If column doesn't contain a value from another column in the same row then add the value from another column in new line
To fix the issue you can do Create boolena mask with list comprehension with replace missing values to emty string and use Series.where:
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179845
How can i gather data from all sheets in one workbook with Python
How can i gather data from all sheets in one workbook with Python
I wish did fix the issue. You can use pandas:
TAG : python
Date : November 05 2020, 04:01 AM , By : Priya
Client Server side real time object detection
Client Server side real time object detection
help you fix your problem Are you sure it's "slow and the accuracy is not good"? TinyYOLO runs at 200 FPS on the iPhone XS and even the full YOLO-v3 runs at real-time frame rates on recent devices. For an example, see: https://github.com/Ma-Dan/YOLOv
TAG : python
Date : November 05 2020, 04:01 AM , By : Kulfon
Split a dataframe column with regex
Split a dataframe column with regex
it helps some times I'm trying to split a column that has a specific delimiter like: '|'. , You can try
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179826
LocustIO: min_wait and max_wait not being applied
LocustIO: min_wait and max_wait not being applied
Hope this helps 1ms is the wait time between 2 requests. So it's likely that your server takes 1s to respond. If you want to have more requests per seconds, you should add more "App_User".Also, your test machine may not be able to shoot requests at t
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179764
How to execute Python test in virtual environment
How to execute Python test in virtual environment
this will help This has nothing to do with your virtualenv, it's that Selenium requires an external driver to work. Geckodriver is for using with Firefox and you can download it from Mozilla's GitHub. Once you have downloaded it, just make sure that
TAG : python
Date : November 05 2020, 04:01 AM , By : Nipen Dewri
Python: if/else constructs inside functions
Python: if/else constructs inside functions
this will help I have a function that calculate fuzzywuzzy score for two texts: , If I understand correctly what you want to do, here's my suggestion:
TAG : python
Date : November 05 2020, 04:01 AM , By : user2179709
Pandas data reshaping, turn multiple rows with the same index but different values into many columns based on incidence
Pandas data reshaping, turn multiple rows with the same index but different values into many columns based on incidence
seems to work fine I have the following table in pandas , You might try this;
TAG : python
Date : November 05 2020, 04:01 AM , By : Pheng Phyrachai

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