![To fix this error, you can either access pandas using the name that you have used in the import statement or import pandas without an alias. import pandas as pd. # create a dataframe. df = pd.DataFrame( {. 'Name': ['Jim', 'Pam', 'Dwight'], 'Age': [25, 26, 28] }) # display the dataframe. . Wheeler and woodlief funeral home obituaries](/img/512x512/232026528432.webp)
今回はPythonのNameErrorについて解説します。 1. NameErrorとは 2. NameErrorの対応方法 3. まとめ 関連記事 1. NameErrorとは NameErrorはPythonの組み込み例外の1つで、「名前が見つからなかった」というエラーです。 このエラーは、変数や関数などを参照した…Solution: NameError: Name ‘Spark’ is not Defined in PySpark. Since Spark 2.0 'spark' is a SparkSession object that is by default created upfront and available in Spark shell, PySpark shell, and in Databricks however, if you are writing a Spark/PySpark program in .py file, you need to explicitly create SparkSession object by using builder to resolve NameError: Name 'Spark' is not Defined.What is a NameError? A NameError is raised when you try to use a variable or a function name that is not valid. In Python, code runs from top to bottom. This means that you cannot declare a variable after you try to use it in your code. Python would not know what you wanted the variable to do. The most common NameError looks like this:Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Firstly, maybe your df object is not global variable. If so, you may pass df as an argument to the function. For the syntax, your access to the index should be .index [0] rather than .index (0). A more compact solution is return str (df ['Gold'].idxmax ()). @jezrael Thanks for suggestion.Jan 11, 2023 · NameError: name ‘screen’ is not defined. Did you mean: ‘Screen’? 21st January 2023; ImportError: cannot import name ‘screen’ from ‘turtle’ 21st January 2023; ModuleNotFoundError: No module named ‘Turtle’ 21st January 2023; Python Quiz Code Sachin Vs Virat 2023 21st January 2023; NameError: name ‘Self’ is not defined. Nov 16, 2015 · So then you'd just want to do: try: a = input () control (a, x, y, z, k) That way, 'a' is initialized before you run the control function. You need to assign values not just to the variable a but also to other variables x, y, z, and k which you're passing here -> control (a, x, y, z, k) # for example: a= 'ADDITION' x= 1 y= 2 z=3 k=4 # and then ... 1 Answer. clear_message () belongs to MainPage class so when calling it inside that class, you need to use self. prefix. Also, you need to use self as a parameter when defining the method since it is a member of a class. def clear_message (self): #self here user_key.delete (0, 'END') psw_key.delete (0, 'END') Additionally, since clear_message ...NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ...In the above traceback, the exception was a NameError, which means that there is a reference to some name (variable, function, class) that hasn’t been defined. In this case, the name referenced is someon. The final line in this case has enough information to help you fix the problem.Mar 20, 2016 · However, you can remove the unicode () call altogether; open () produces a file object that already decodes data to Unicode for you. You probably want to tell it what codec to use, explicitly: fileMain = open ("dictionary_15k.txt", "r", encoding="utf-8") for line1 in fileMain: dictWords.append (line1.strip ()) You may want to switch to Python 2 ... To solve the error, we have to import the random module. main.py. # import random module first import random n1 = random.randint(1, 10) print(n1) s1 = random.choice(['a', 'b', 'c']) print(s1) Even though the random module is in the Python standard library, we still have to import it before using it. Make sure you haven't used a capital letter r ...9 hours ago · Python NameError: name '' is not defined (though it sure seems like it is) Load 4 more related questions Show fewer related questions Sorted by: Reset to ... Our code returns [0, 1, 2], which is all the numbers in the range of 0 and 3 (exclusive of 3). The xrange() function returns a list of numbers.. Python 3 removed the xrange() function in favor of a new function called range().You have imported the math module using a different name. How to fix the NameError: name 'math' is not defined? The math library in Python is a built-in module that provides various mathematical operations and functions. It includes functions for basic arithmetic operations, trigonometric functions, logarithmic functions, and more. Jun 13, 2017 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Firstly, maybe your df object is not global variable. If so, you may pass df as an argument to the function. For the syntax, your access to the index should be .index [0] rather than .index (0). A more compact solution is return str (df ['Gold'].idxmax ()). @jezrael Thanks for suggestion.Oct 14, 2022 · Saved searches Use saved searches to filter your results more quickly Aug 30, 2021 · I though removing the SELF would have resolved the issue quicker and cleaner, although at this stage I dont really care if the SELF is there or not. In that case how would I define 1) "self._request" 2) def _request (self, method, uri, timeout=5, auth=True, params=None) – hdsouza. Sep 2, 2021 at 14:00. Add a comment. Oct 21, 2012 · Track = models.get_model (app_name, model_name) else: class Track (AudioTrack): pass class Genre_Track (models.Model): #links genre to tracks audio_track = models.ForeignKey (AudioTrack) genre = models.ForeignKey (Genre) Where is the line throwing this error? Do you have a function named _ defined in that context? "NameError: name 'token' is not defined. I am writing a token generator, (like a password generator) and I made a function called buy_tokens(token). Even after the function, it does not read the parameter that is passed in the buy_token function. To understand better, read the code:A NameError is raised when you try to use a variable or a function name that is not valid. In Python, code runs from top to bottom. This means that you cannot declare a variable after you try to use it in your code.The Python interpreter throws the NameError exception if it encounters an undefined variable or function name. To fix it, you must figure out why the variable is not defined—the most frequent bugs are (1) to use the variable or function name in the code before it was defined, or (2) to misspell the name in either the definition or the usage.The "NameError: name '__file__' is not defined'" occurs when we use the __file__ global variable in an interactive shell. To solve the error, create a Python script and run the script with the python script_name.py command instead. shell. Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name '__file__' is not ...Jun 27, 2022 · addTWoNumbers() # NameError: name 'addTWoNumbers' is not defined In the code above, we called a function – addTWoNumbers() – that was yet to be defined in the program. To fix this, you can create the function if you need it or just get rid of the function if it is irrelevant. Jan 11, 2023 · NameError: name ‘screen’ is not defined. Did you mean: ‘Screen’? 21st January 2023; ImportError: cannot import name ‘screen’ from ‘turtle’ 21st January 2023; ModuleNotFoundError: No module named ‘Turtle’ 21st January 2023; Python Quiz Code Sachin Vs Virat 2023 21st January 2023; NameError: name ‘Self’ is not defined. Apr 16, 2022 · 2. TLDR; use this command=app.destroy instead of this command=quito. quit is not defined occurs because the function quito doesn't have access to such variable named quit hence not defined . Assign the command at the quit button to point to app.destroy like so - command=app.destroy that supposed to work because you provide an instance of the ... NameError: name 'XXX' is not defined. I have a function def viterbi (). One of the input variabless is sequence. Later on in the function I am calling sequence. However, by doing so, it returns: def viterbi (sequence, p_start=None, p_trans=None, p_stop=None, p_emiss=None): length = len (sequence) num_states = len (p_start) best_path ... Apr 14, 2022 · 1. First thing first: always try to avoid using the global keyword. It causes instability i code as it gets longer and complex. Anyways, your code says global is not defined because you don't have the global variable named browser defined outside of the function scopes. Remove the global keyword. In Python 2.x input is basically doing eval (input ()). You can read up on eval here. Basically it tries to evaluate the given expression. Since numbers and strings are expressions themselves, it will try to run your h input as literally h instead of a str. Once again use raw_input () to avoid this in Python 2.x.13. So as a full answer: If you use the python package mysqlclient you still need to install the mysql client from Oracle/MySQL. This contains the C-library that the python package uses. To make things more confusing: the python package is in fact written in C for speed increases. To install this library on MacOS:3 Answers. The recommended way to use MySQL with Django is to install mysqlclient instead of mysql-connector-python. If you use mysql-connector-python, then you need to change the ENGINE to 'mysql.connector.django' in your DATABASES setting ( docs ).NameError is a kind of error in Python that occurs when executing a function, variable, library, or string without quotes that have been typed in the code without any previous Declaration. When the interpreter, upon execution, cannot identify the global or local name throws a NameError.3 Answers. Sorted by: 1. The while loop currently will run forever because the case is always true, newTask == "y". In order to exit the loop newTask needs to be set to something other than "y" causing the case to become false, newTask = "n". On the other hand it appears that your program doesn't need to be within a newTask while loop at all ...NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ...NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ...Jan 3, 2023 · To solve the error, make sure you will need to make sure that you need to type the correct spelling in your code. In this case, you should replace Type (Capital T) with the type (Small t), and then run the code again., for more clarification please see the below example. Feb 16, 2023 · You file execute.py permits someone to exec() arbitrary code (here be dragons). In this case, the code includes an alias tk that is unknow in the context of execute.py.. Either execute.py needs to import and set this alias or the text file contents of self.input needs to do that. When I type in number in Entry it says name (of Entry) is not defined. I'm very new at programing and this is an school project. In this project I'm trying to make value calculator. marka1=float (marka.get ())*1*3.79 NameError: name 'marka' is not defined. Code:NameError: name 'x_train' is not defined Did you mean x_data? Share. Improve this answer. Follow answered Jun 13, 2017 at 14:01. Shai Shai. 111k 38 38 ...You have imported the math module using a different name. How to fix the NameError: name 'math' is not defined? The math library in Python is a built-in module that provides various mathematical operations and functions. It includes functions for basic arithmetic operations, trigonometric functions, logarithmic functions, and more. The above code defines a function named “name” using the keyword “def”. This function is accessed and returns the value “5” successfully. But when we tried to access a sample() function, we encountered the “NameError”, which shows that the “name ‘sample’ is not defined”. This is because this function does not exist in ... 3 Answers. Because model has not been defined before using it in the line classes = model.predict (images, batch_size=10). First define a model and then use it, for eg; from sklearn.linear_model import LinearRegression x = 30 * np.random.random ( (20, 1)) y = 0.5 * x + 1.0 + np.random.normal (size=x.shape) model = LinearRegression () model.fit ...Aug 1, 2022 · Using this code in my website update tool, I receive a NameError: name 'new_link1' is not defined. However I use the name new_link in my code, not new_link1. I am using Jupyter notebooks with some other notebooks running similar code if that might be having an effect. My code is below. Oct 24, 2019 · The fix is easy: define the __file__ variable to the name of the py module you are testing. In the interpreter type: __file__ = 'modulename.py'. Then run the script again. This method has never caused an issue for me. Share. How to fix NameError: name ‘Y’ is not defined? we use the input () function for user input but input is a string or text, not a code so in our case we need to convert the code Y in to string “Y” then we are able to fix this error, for more clarification please see the above example. For more information Visit Amol Blog Code YouTube Channel.The "NameError: name '__file__' is not defined'" occurs when we use the __file__ global variable in an interactive shell. To solve the error, create a Python script and run the script with the python script_name.py command instead. shell. Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name '__file__' is not ...Apr 14, 2022 · 1. First thing first: always try to avoid using the global keyword. It causes instability i code as it gets longer and complex. Anyways, your code says global is not defined because you don't have the global variable named browser defined outside of the function scopes. Remove the global keyword. running it from an empty dir makes it go passed this issue. i.e. try the following. mkdir empty_dir && cd empty_dir && python -c 'import torch'. source: answer. Also, I just wan to put it out there that the root cause of this issue for me when importing torch was a broken numpy installation.Jan 8, 2019 · 1. global bgcolor does not define, declare, or otherwise create a variable. It simply states that a global variable by that name, not a local variable, should be used. You still need to ensure it is defined before your first use in DISPLAYSURF.fill (bgcolor). Specifically, you need to assign a value to the variable before the first time you ... line 37, in <module> for i in word: NameError: name 'word' is not defined. when I try to run this program. Here is the relevant code: def Pig_word0 (word): "" "This is a function which can make string translate to pig latin and first letter become capital." "" # Determined string include a, e, i, o, u or not Prefix = [] for i in word: if i in ...What is a NameError? A NameError is raised when you try to use a variable or a function name that is not valid. In Python, code runs from top to bottom. This means that you cannot declare a variable after you try to use it in your code. Python would not know what you wanted the variable to do. The most common NameError looks like this:The above code defines a function named “name” using the keyword “def”. This function is accessed and returns the value “5” successfully. But when we tried to access a sample() function, we encountered the “NameError”, which shows that the “name ‘sample’ is not defined”. This is because this function does not exist in ... NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ...In your case, instead of returning 'edit', it is trying to evaluate the variable name edit, which you have not defined. To solve this, make sure to run your script with Python 3: $ python3 my_script.py. Or, on the off chance that you actually want to use Python 2; raw_input () provides the same functionality as input () does in Python 3.Traceback (most recent call last): File line 4, in <module> print__age(14) NameError: name 'print__age' is not defined This issue is similar to the previous example but applied to function. Although there is a “print age” function, the function name is print, underscore, and age; however, I used double underscore __ when I called the function.Jun 19, 2013 · try: # Python 2 forward compatibility range = xrange except NameError: pass # Python 2 code transformed from range (...) -> list (range (...)) and # xrange (...) -> range (...). The latter is preferable for codebases that want to aim to be Python 3 compatible only in the long run, it is easier to then just use Python 3 syntax whenever possible ... Using this code in my website update tool, I receive a NameError: name 'new_link1' is not defined. However I use the name new_link in my code, not new_link1. I am using Jupyter notebooks with some other notebooks running similar code if that might be having an effect. My code is below.NameError: name 'db' is not defined. Ask Question Asked 3 years, 3 months ago. Modified 3 years, 3 months ago. Viewed 3k times 0 I've made a simple code using python ... 2. TLDR; use this command=app.destroy instead of this command=quito. quit is not defined occurs because the function quito doesn't have access to such variable named quit hence not defined . Assign the command at the quit button to point to app.destroy like so - command=app.destroy that supposed to work because you provide an instance of the ...when the code is run the tkinter module displays a gui and when you click the submit button it is meant to save what was in the entry boxes and assign the data to variables then clear the entry boxes. this part calls the function when the button is clickedHowever, you can remove the unicode () call altogether; open () produces a file object that already decodes data to Unicode for you. You probably want to tell it what codec to use, explicitly: fileMain = open ("dictionary_15k.txt", "r", encoding="utf-8") for line1 in fileMain: dictWords.append (line1.strip ()) You may want to switch to Python 2 ...Firstly, maybe your df object is not global variable. If so, you may pass df as an argument to the function. For the syntax, your access to the index should be .index [0] rather than .index (0). A more compact solution is return str (df ['Gold'].idxmax ()). @jezrael Thanks for suggestion.In your case, instead of returning 'edit', it is trying to evaluate the variable name edit, which you have not defined. To solve this, make sure to run your script with Python 3: $ python3 my_script.py. Or, on the off chance that you actually want to use Python 2; raw_input () provides the same functionality as input () does in Python 3.How to fix NameError: name ‘Y’ is not defined? we use the input () function for user input but input is a string or text, not a code so in our case we need to convert the code Y in to string “Y” then we are able to fix this error, for more clarification please see the above example. For more information Visit Amol Blog Code YouTube Channel.Saved searches Use saved searches to filter your results more quickly1,610 1 8 28. Add a comment. -1. S is not defined in the global scope, where you're trying to use it (Note that K, r, t, and sigma are also not defined in the global scope and will cause similar errors). Try either defining these variables in the global scope or moving any line that uses them into a function where they are defined.Aug 24, 2020 · NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ... 3 Answers. Because model has not been defined before using it in the line classes = model.predict (images, batch_size=10). First define a model and then use it, for eg; from sklearn.linear_model import LinearRegression x = 30 * np.random.random ( (20, 1)) y = 0.5 * x + 1.0 + np.random.normal (size=x.shape) model = LinearRegression () model.fit ...Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Causes of the NameError: name not defined. The following are the most common causes due to which you receive the NameError: name not defined: Misspelled variable or function name. Try to call a variable or function before the declaration. Forget to define a variable. Try to access a local variable. Try to print a single word.To solve the error, we have to import the random module. main.py. # import random module first import random n1 = random.randint(1, 10) print(n1) s1 = random.choice(['a', 'b', 'c']) print(s1) Even though the random module is in the Python standard library, we still have to import it before using it. Make sure you haven't used a capital letter r ...9 hours ago · Python NameError: name '' is not defined (though it sure seems like it is) Load 4 more related questions Show fewer related questions Sorted by: Reset to ... NameError: name 'XXX' is not defined. I have a function def viterbi (). One of the input variabless is sequence. Later on in the function I am calling sequence. However, by doing so, it returns: def viterbi (sequence, p_start=None, p_trans=None, p_stop=None, p_emiss=None): length = len (sequence) num_states = len (p_start) best_path ... In Python 2.x input is basically doing eval (input ()). You can read up on eval here. Basically it tries to evaluate the given expression. Since numbers and strings are expressions themselves, it will try to run your h input as literally h instead of a str. Once again use raw_input () to avoid this in Python 2.x. Using this code in my website update tool, I receive a NameError: name 'new_link1' is not defined. However I use the name new_link in my code, not new_link1. I am using Jupyter notebooks with some other notebooks running similar code if that might be having an effect. My code is below.May 23, 2021 · NameError: Name 'Item' is not defined. 0. Using a function to create a dataframe from a webscrape. Hot Network Questions How in Bash to test a name/string is an ... Feb 1, 2023 · The Python "NameError: name 'plt' is not defined" occurs when we use the pyplot module without importing it first. To solve the error, install matplotlib and import plt (import matplotlib.pyplot as plt) before using it. Open your terminal in your project's root directory and install the matplotlib module. shell. Causes of the NameError: name not defined. The following are the most common causes due to which you receive the NameError: name not defined: Misspelled variable or function name. Try to call a variable or function before the declaration. Forget to define a variable. Try to access a local variable. Try to print a single word.The Python interpreter throws the NameError exception if it encounters an undefined variable or function name. To fix it, you must figure out why the variable is not defined—the most frequent bugs are (1) to use the variable or function name in the code before it was defined, or (2) to misspell the name in either the definition or the usage.Nov 23, 2019 · 1 Answer. In Python 3.x, use int instead of long. PEP 237: Essentially, long renamed to int. That is, there is only one built-in integral type, named int; but it behaves mostly like the old long type. Sep 26, 2020 · class GameLogic (object): def __init__ (self): self._player = Player (7) class Player (object): def __init__ (self,move_count): self.move_count = move_count. This is not my original code. I simplified my original code to show my mistake. Part of my original code is down below. class GameLogic: def __init__ (self, dungeon_name="game1.txt ... 1. Solution: stop copying random code from other places and wonder why it does not work. Instead write code yourself that you do understand. Having globals is very often a very bad idea, particularly if you do not know what you are doing and how to build a somewhat clean application. – luk2302. Sep 21, 2022 at 8:40.29 6. regc should be a function that is known to the script (maybe defined somewhere else or imported) – user2314737. Sep 5, 2020 at 9:20. You said command=regc and now python is looking for a function named regc to execute when the button is clicked, but no such button exists, so how will it work, you have to start by def regc (): in the ...Causes of the NameError: name not defined. The following are the most common causes due to which you receive the NameError: name not defined: Misspelled variable or function name. Try to call a variable or function before the declaration. Forget to define a variable. Try to access a local variable. Try to print a single word.So then you'd just want to do: try: a = input () control (a, x, y, z, k) That way, 'a' is initialized before you run the control function. You need to assign values not just to the variable a but also to other variables x, y, z, and k which you're passing here -> control (a, x, y, z, k) # for example: a= 'ADDITION' x= 1 y= 2 z=3 k=4 # and then ...try: # Python 2 forward compatibility range = xrange except NameError: pass # Python 2 code transformed from range (...) -> list (range (...)) and # xrange (...) -> range (...). The latter is preferable for codebases that want to aim to be Python 3 compatible only in the long run, it is easier to then just use Python 3 syntax whenever possible ...when the code is run the tkinter module displays a gui and when you click the submit button it is meant to save what was in the entry boxes and assign the data to variables then clear the entry boxes. this part calls the function when the button is clicked9 hours ago · Python NameError: name '' is not defined (though it sure seems like it is) Load 4 more related questions Show fewer related questions Sorted by: Reset to ...
Feb 11, 2013 · NameError: name 'Tree' is not defined That's because the class has not been defined yet at this point. The workaround is using so called Forward Reference, i.e. wrapping a class name in a string, i.e. class Tree: def __init__(self, left: 'Tree', right: 'Tree'): self.left = left self.right = right . Where is the date on a dollar2 bill
Feb 2, 2023 · if i use 'print' in fist cell, i can see the data from 'data_df'. the problem is when i wolf like use in another cell into jupyterlab. – Carlos. Feb 2 at 21:16. 1. 'NameError: name 'data_df ' is not defined'. Note the extra space after data_df in that message. Maybe you put an extra space in the cell with the code that plots the graphics? Jun 30, 2022 · NameError: name '_mysql' is not defined after setting change to mysql 3 Django connect mysql problem, NameError: name '_mysql' is not defined NameError: name is not defined. In python, nameerror name is not defined is raised when we try to use the variable or function name which is not valid. Example: value = ['Mango', 'Apple', 'Orange'] print(values) After writing the above code, Ones you will print “ values ” then the error will appear as a “ NameError: name ‘values’ is ...@Mark_Hanslip Glad you’re trying the native API! The full import paths are torch.cuda.amp.autocast and torch.cuda.amp.GradScaler.Often, for brevity, usage snippets don’t show full import paths, silently assuming the names were imported earlier and that you skimmed the class or function declaration/header to obtain each path.Let’s now look at the above scenarios in detail. The scipy module is not imported. It can happen that you are trying to use the scipy module without even importing it. This is because Python does not recognize the scipy library and its functions until it is imported into the code. Sep 1, 2023 · Causes of the NameError: name not defined. The following are the most common causes due to which you receive the NameError: name not defined: Misspelled variable or function name. Try to call a variable or function before the declaration. Forget to define a variable. Try to access a local variable. Try to print a single word. Jun 13, 2017 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams 今回はPythonのNameErrorについて解説します。 1. NameErrorとは 2. NameErrorの対応方法 3. まとめ 関連記事 1. NameErrorとは NameErrorはPythonの組み込み例外の1つで、「名前が見つからなかった」というエラーです。 このエラーは、変数や関数などを参照した…Traceback (most recent call last): File line 4, in <module> print__age(14) NameError: name 'print__age' is not defined This issue is similar to the previous example but applied to function. Although there is a “print age” function, the function name is print, underscore, and age; however, I used double underscore __ when I called the function.running it from an empty dir makes it go passed this issue. i.e. try the following. mkdir empty_dir && cd empty_dir && python -c 'import torch'. source: answer. Also, I just wan to put it out there that the root cause of this issue for me when importing torch was a broken numpy installation.@Mark_Hanslip Glad you’re trying the native API! The full import paths are torch.cuda.amp.autocast and torch.cuda.amp.GradScaler.Often, for brevity, usage snippets don’t show full import paths, silently assuming the names were imported earlier and that you skimmed the class or function declaration/header to obtain each path.Sep 21, 2022 · 1. Solution: stop copying random code from other places and wonder why it does not work. Instead write code yourself that you do understand. Having globals is very often a very bad idea, particularly if you do not know what you are doing and how to build a somewhat clean application. – luk2302. Sep 21, 2022 at 8:40. Jul 27, 2022 · 今回はPythonのNameErrorについて解説します。 1. NameErrorとは 2. NameErrorの対応方法 3. まとめ 関連記事 1. NameErrorとは NameErrorはPythonの組み込み例外の1つで、「名前が見つからなかった」というエラーです。 このエラーは、変数や関数などを参照した… First of all, try creating a minimal reproducible example by isolating parts of your code until you isolate the exact lines/modules/packages creating the problem. The Stacktrace already helps, because now we know that it is a problem when calling the pydot.graph_from_dot_data method.So then you'd just want to do: try: a = input () control (a, x, y, z, k) That way, 'a' is initialized before you run the control function. You need to assign values not just to the variable a but also to other variables x, y, z, and k which you're passing here -> control (a, x, y, z, k) # for example: a= 'ADDITION' x= 1 y= 2 z=3 k=4 # and then ....
