Questions tagged [python-import]

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Ensuring the absence of an __init__ function in Python

I'm writing a plugin-based application. Part of the specification for a plugin is that a plugin must not implement the __init__ method, as any initialization needs to be handled by the plugin manager, not the plugin itself. (A plugin writer would define their startup code in another method, called b...
Mikey T.K.
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Python import class

In a folder with an empty __init__.py file I have a class Memory and a class Worker. For some reason, I cannot do import Memory nor with the filename import memory and variants don't work, just trying to instantiate wont work either. mem = Memory() gives an error. How do I do proper import?
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Importing dynamically all modules from a folder

I know there is this question, but not only they're not working, it's not exactly what I want. I'm developing a racing game and want to load all tracks from a folder dynamically (They're stored as .py instead of .json). I don't want to know the names of the tracks, since users can mod/add them at wi...
Ericson Willians
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Add all objects from one file to a list in another file

I have the following python file constants.py which stores a bunch of constants: ONE = 1 TWO = 2 ANOTHER = 'Test' .... I'm trying to import all of the variables and add them to a list called data. This is what I have so far but if I add a constant to constants.py then I need to remember to add it to...
Johnny Metz
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Django cannot setup when not using manager

I am having a strange issue, hopefully someone has encountered it before. I have a custom script located at my_project/my_app/scripts/custom_script.py -- My desired use case is to feed this script a filepath and have it process the file and load/modify some data within my database. Here is a snippet...
wKavey
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Importing a file in python

I tried to import the file only using import I searched the problem and found out it happened because the file isn't in the same working directory as my current file, didn't quite understand that(I am a beginner). So I tried using this: But still I get this error No module named printer1. Here is t...
Programmingfreak
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Import of package works in IPython shell but not in Jupyter notebook

I think this question is probably closely related to another one I had, but I'm not sure what the best general-purpose answer is. On my laptop, if I log into the IPython shell, I can execute In [1]: import matplotlib without error. But if I try to do the same thing in a Jupyter notebook, I get the f...
dbliss
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How to write a file then import it

I need to write some variables to a file then import it. Whenever I try to run it, though, the console says that the variable doesn't exist. file_writer.py: target = open('save.py', 'w') target.write('x = 2') from save import * print(x) save.py: x = 2 save.py was empty before running file_writer.py.
Card Wallets
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python - importing module from within a module

I have this file pluralizer.py containing functions and a class which use the re module: from re import * def pluralize(noun, funcs): for matches_rule, apply_rule in funcs: if matches_rule(noun): return apply_rule(noun) raise ValueError('no matching rule for {0}'.format(noun)) def build_match_and_a...
P. Prunesquallor
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How to bundle a python script that imports zerorpc with pyinstaller?

I have the following script called api.py that I'd like to turn into a python app using pyinstaller. The below function works when I run it out of sublime text but when I try to convert it into an unix executable application using pyinstaller, the app does not work. Pyinstaller works only if I dont...
Chris
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1

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Import .RTF file to Python

import sys import os.path from pyth.plugins.rtf15.reader import Rtf15Reader from pyth.plugins.xhtml.writer import XHTMLWriter if len(sys.argv) > 1: filename = sys.argv[1] else: filename = os.path.normpath(os.path.join( os.path.dirname(__file__), 'HW1_TRPL_Stranks.rtf')) doc = Rtf15Reader.read(open(...
Melissa Nguyen
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error when importing a file from parent dir (because of an another import from the imported file)

I have a project that looks like this: MyProject ├── config.py ├── web.conf ├── Services │ ├── check_db.py check_db.py looks like this: import sys # add parent dir to sys.path sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), os.path.pardir))) fr...
Nitzan Cohen
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Relative import

I'm trying to make a dynamic relative import in Python but i'm not sure how to do it. My project is organized like this : . ├── __init__.py ├── requests.py └── serializers.py and I need to do the equivalent of from .serializers import Serializer. I tried multiple time with __import...
Steve
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1

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ImportError: no module named 'umqtt.MQTTClient' but file with class exists

I installed MicroPython v1.9.3-8 on my ESP8266 board. Here is the beginning of my main.py file: from machine import Pin led = Pin(2, Pin.OUT, value=1) #---MQTT Sending--- from time import sleep_ms from ubinascii import hexlify from machine import unique_id #import socket from umqtt import MQTTClient...
Fabian
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1

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Flask Socket.Io: Persistence of initialized socketio after import

So I have the following websocket server api: //x.py ...... import y app = Flask(__name__) app.config['SECRET_KEY'] = 'secret!' socketio = SocketIO(app) @socketio.on('connected', namespace='/getDefects') def connected(): y.set_client_sid(request.sid) y.set_socketio(socketio) @socketio.on('disconnect...
Alex
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3

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Can't get python to import nba_py that's in a different folder

I am using Python2.7 and Google App Engine for this project. I am a huge NBA fan and I want to use nba_py api to retrieve additional information to be display on my website but can't seem to import it correctly. I am trying to import it inside my blogfront.py but when I refresh the browser I get an...
Vincent
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Does a python dynamic import of module generates .pyc?

I would like to have dotted name strings that I can evaluate. Those dotted names could point to functions from new files the project do not know about (to quickly add a new functionality to the project without being part of the development team). Right now, I resolve and compile the dotted names usi...
David G.
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importing lxml on Intellij throws “no such module,” despite successful pip install

I posted this detailing my problem with installing python modules through Intellij, and the answer I accepted there (running \venv\Scipts\activate to activate my virtual environment, and then using pip install module_name) initially worked. However, it seems I have run into another snag with importi...
lmotl3
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How can I import a module from a parent directory?

I have the following directory structure for my Python project: lib __init__.py tasks.py api(directory) __init__.py app.py Now, I want to import the tasks module into app.py. If I just type import tasks it magically works in Pycharm, but when executed via bash I get an error message saying 'No modu...
Gasp0de
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3

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How can I make a python file runnable as a script and importable as a package?

I'm still trying to get a hang of python 3 and I'm running into an issue where I can either run a .py file as a script or import it as a module, but not both. Directory Structure test/ __init__.py test.py subwayclock/ __init__.py subwayclock.py build/ gen/ __init__.py gtfs_realtime_pb2.py nyct_subw...
Willipedia
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1

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How install utils on colab?

How manually install util on google colab? !pip install web.py==0.40.dev0 import utils Error --------------------------------------------------------------------------- ModuleNotFoundError Traceback (most recent call last) in () 20 import torch.backends.cudnn 21 get_ipython().s...
Nastya
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Using pyedflib to write csv to EDF+

Wanted to know is it possible to just directly read in data from csv file and print everything into a EDF file using PYEDFLIB? The biggest challenge is that PYEDFLIB code on their website doesnt support large Data Link for reference about pyedflib http://pyedflib.readthedocs.io/en/latest/
jason van
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Import opencv-python single modules

I'm trying to create a python app that uses opencv as backend, the problem arise when i try to export the application using pyinstaller, in fact, even though i use very few functions of cv2: from cv2 import normalize, cvtColor, applyColorMap, imread, NORM_MINMAX, COLORMAP_JET, COLOR_BGR2RGB everytim...
Luca
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Importing everything from parent folder as a module?

My project is structured like this right now: Game |__init__.py |Breakout.py |Ball.py |Pad.py |Shared - |__init__.py |GameConstants.py The __init__.py file in the Game folder has the following text: from Game.Ball import Ball from Game.Pad import Pad What I am trying to do, is importing this parent...
StereotypicalCat
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How to modify a few lines of Imported Python Library without editing the Library file?

I need to modify one line of an extremely nested python file in an imported library. I needed to handle 1 error exception not covered by the library, so I made a class that inherits the error throwing class (and adds a try/except block). Now I just need to swap my new class for the old one, but I'm...
jonbon
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Cannot import matplotlib anymore

I have been using matplotlib with python for a while now. However, when I loaded Spyder up today, I now have this error. Any ideas? ImportError: cannot import name 'dragon4_positional'
Kieran Montgomery
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Sudden module imports issues

I've encountered one peculiar issue I just can't understand. I've been working on a code in PyCharm, using Python 3.6 (Windows 10) and I've imported few modules for that objective like so: import requests from bs4 import BeautifulSoup import time import lxml For few days now I've been coding having...
Alon
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Plotly: ImportError: cannot import name 'exceptions'

im using Python 3.6.4 in the Anaconda 3 built and for some reason I am no longer able to import Plotly, even-though I just used it hours before. When running import plotly, I get the following error message: import plotly Traceback (most recent call last): File '', line 1, in import plotly File 'C...
Jan Felix
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Cannot import Xgboost package in PyCharm (Jupyter) after installation

I am using Pycharm (2017.3.5) as my IDE for Python (3.6) and I integrated Jupyter notebook for development. Untill now, I had no problems with instaling new packages and I did it using Pycharm. Today I am struggling with machine learning library called xgboost. Firstly, the installation error was...
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importing python modules into another directory

I have a ROS package that I am working with and I am trying to import a python module from another directory in the same package. My file structure is the follow: package/ src/ __init__.py lab03/ map_helper.py __init__.py lab04/ foo.py __init__.py I want to use helper.py in foo.py foo.py from src.la...
user1376339
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Importing your R module in python scripts

Let say I have script calc.R with a function add. add
Yash
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ImportError: cannot import name MainClass

society. I'm trying to understand the OOP programming and I'm facing some issues and asking for help. Here the example: I'm trying to create all objects under one class and then I want to inherit from this class. test_class/baseclass.py from test_class.first_class import FirstClass from test_class.s...
Nikolas Miller
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ModuleNotFoundError: No module named 'utils' when importing indirectly from a sub package

I have the folder structure below: further down, in the same package as 'account_test.py' I have utils.py that is imported in account_test.py using the following command: from utils import account_tester This works fine when I call account_test directly. However, when I try to import account_test in...
Jorjani
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Python can't find self-written module

I'm writing a python module and want to install it. The structure is as follows: look-up ├── look-up │ ├── utilities │ │ ├── __init__.py │ │ ├── validator.py │ └── __init__.py ├── README.md ├── requirements.txt ├── setu...
Fabian Hafner
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Error “Attempted relative import” on Sphinx-doc

I tried to use the autodocumentation of Sphinx-doc. I want to fix the following problem. At the moment, no solutions from StackOverflow worked. Is it due to the structure of my project or the way I chose to import my modules ? Given structure of files : project |_ src | |_ pre_processing | |...
floriandaniel
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Python: import foo.bar as bar vs from foo import bar

Given that foo.bar is a module, what is the difference between import foo.bar as bar and from foo import bar I'm particularly interested in what lazy importing of modules does to this. Note: This is not a duplicate of this question.
John Oxley
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ImportError: No module named 'helper'

My file layout is C:\Fourier-Recovery C:\Fourier-Recovery\cascadenet\ C:\Fourier-Recovery\main_2d.py C:\Fourier-Recovery\cascadenet\network\ C:\Fourier-Recovery\cascadenet\network\layers\ C:\Fourier-Recovery\cascadenet\network\model.py C:\Fourier-Recovery\cascadenet\network\layers\helper.py This la...
Nick X Tsui
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Ethics for obtaining a “fanatic” badge using the apscheduler and webbrowser module

So basically i have written a small python script that will automatically visit stackoverflow every day in the event that i am away for whatever reason or forget to visit the site. As much as i enjoy using this site on a daily basis, on several occasions i've reached over 50-60 consecutive days but...
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How do import into another folder without __init__?

How do i import Core/Requests into my Asynchronous ? I have tried with sys.path and os.path and still cannot import from there.
Dwi Mulia
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Importing local modules in python v. IPython

I've found that IPython and python handle the loading of local modules differently and I wonder if someone could explain why this happens. Suppose that my project is structured as: top_level/ src/ a.py b.py __init__.py The contents of b.py are: from src.a import foo foo() and then a.py has a functio...
webelo

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