Reading a wav file with scipy and librosa in python: https://stackoverflow.com/questions/54482346/reading-a-wav-file-with-scipy-and-librosa-in-python
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Reading a wav file with scipy and librosa in python
I am trying to load a .wav file in Python using the scipy folder. My final objective is to create the spectrogram of that audio file. The code for reading the file could be summarized as follows:
virtualenv creates directory called 'local' on Ubuntu: https://stackoverflow.com/questions/54437681/virtualenv-creates-directory-called-local-on-ubuntu
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virtualenv creates directory called 'local' on Ubuntu
If I create a virtualenv with Ubuntu 18.04, then a directory local gets created.
virtualenv test-env
cd test-env
ls -l local/
Output:
lrwxrwxrwx 1 foo foo 30 Jan 30 10:47 bin -> /home/foo/tmp...
virtualenv test-env
cd test-env
ls -l local/
Output:
lrwxrwxrwx 1 foo foo 30 Jan 30 10:47 bin -> /home/foo/tmp...
How can I improve initial guess of parameters for scipy.optimize.curve_fit when fitting cosines to periodic data, or improve the fitting otherwise?: https://stackoverflow.com/questions/54487279/how-can-i-improve-initial-guess-of-parameters-for-scipy-optimize-curve-fit-when
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How can I improve initial guess of parameters for scipy.optimize.curve_fit when fitting sines to periodic data, or improve the…
I have a space-separated csv file containing a measurement. First column is the time of measurement, second column is the corresponding measured value, third column is the error. The file can be fo...
I used neuroevolution with python to beat OpenAI games!: https://www.reddit.com/r/Python/comments/amwt0v/i_used_neuroevolution_with_python_to_beat_openai/
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r/Python - I used neuroevolution with python to beat OpenAI games!
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How to load a 3D array with mixed data types into Tensorflow for training?: https://stackoverflow.com/questions/54470680/how-to-load-a-3d-array-with-mixed-data-types-into-tensorflow-for-training
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How to load a 3D array with mixed data types into Tensorflow for training?
I am working with a dataset that looks something like this-
PERSON1 = [["Person1Id", "Rome", "Frequent Flyer", "1/2/2018"],["Person1Id", "London", "Frequent Flyer", "3/4/2018"],["Person1Id", "Pari...
PERSON1 = [["Person1Id", "Rome", "Frequent Flyer", "1/2/2018"],["Person1Id", "London", "Frequent Flyer", "3/4/2018"],["Person1Id", "Pari...
When to use dynamodb.client, dynamodb.resource and dynamodb.Table?: https://stackoverflow.com/questions/54454691/when-to-use-dynamodb-client-dynamodb-resource-and-dynamodb-table
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When to use dynamodb.client, dynamodb.resource and dynamodb.Table?
I am working on Dyanamodb using Boto3 and Python. One of the issues I am finding is when should we use the dynamodb.client, dynamodb.resource and dynamodb.Table?
What causes "indexing past lexsort depth" warning in Pandas?: https://stackoverflow.com/questions/54307300/what-causes-indexing-past-lexsort-depth-warning-in-pandas
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What causes "indexing past lexsort depth" warning in Pandas?
I'm indexing a large multi-index Pandas df using df.loc[(key1, key2)]. Sometimes I get a series back (as expected), but other times I get a dataframe. I'm trying to isolate the cases which cause the
Efficient string detection: https://stackoverflow.com/questions/54481681/efficient-string-detection
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Efficient string detection
I am working with pyspark on a huge dataset, where I want to filter the data frame based on strings in another data frame. For example,
dd = spark.createDataFrame(["something.google.com","something.
dd = spark.createDataFrame(["something.google.com","something.
Python 3.8.0a1 is now available for testing: https://pythoninsider.blogspot.com/2019/02/python-380a1-is-now-available-for.html
Blogspot
Python Insider: Python 3.8.0a1 is now available for testing
Migrate a PositiveIntegerField to a FloatField: https://stackoverflow.com/questions/54487527/migrate-a-positiveintegerfield-to-a-floatfield
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Migrate a PositiveIntegerField to a FloatField
I have an existing populated database and would like to convert a PositiveIntegerField into a FloatField. I am considering simply doing a migration:
migrations.AlterField(
model_name='
migrations.AlterField(
model_name='
How do I set extra options for a WMS layer in ipyleaflet?: https://stackoverflow.com/questions/54482665/how-do-i-set-extra-options-for-a-wms-layer-in-ipyleaflet
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How do I set extra options for a WMS layer in ipyleaflet?
I can retrieve and set a WMSLayer with the code below, but I'd like to pass some extra options to the server (in particular, to use a logscale and set a colorscale range). The WMSLayer constructor ...
How to disable DDL transaction in an alembic migration: https://stackoverflow.com/questions/53641912/how-to-disable-ddl-transaction-in-an-alembic-migration
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How to disable DDL transaction in an alembic migration
I am trying to run an alembic transaction. However, all migrations run in a transaction whenever transactions are supported (see Run alembic upgrade migrations in a transaction). How do I disable
How do I load my test yaml file prior to running my Django test?: https://stackoverflow.com/questions/54446003/how-do-i-load-my-test-yaml-file-prior-to-running-my-django-test
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How do I load my test yaml file prior to running my Django test?
I'm using Django and Python 3.7. I would like some test data loaded before running my tests. I thought specifying a "fixtures" element in my test would do this, but it doesn't seem to be loaded. I
ConfigParser VS SafeConfigParser in python 2.7: https://stackoverflow.com/questions/37937418/configparser-vs-safeconfigparser-in-python-2-7
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ConfigParser VS SafeConfigParser in python 2.7
What are the differences between ConfigParser and SafeConfigParser? And why, exactly, is the latter is safer? What's 'unsafe' about ConfigParser? I know that SafeConfigParser inherited the ConfigPa...
A few frustrations with Python’s type annotation system: https://www.reddit.com/r/Python/comments/al35pq/a_few_frustrations_with_pythons_type_annotation/
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r/Python - A few frustrations with Python’s type annotation system
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Conda 4.6 Release: Better pip interoperability and PowerShell support: https://www.reddit.com/r/Python/comments/an5yzp/conda_46_release_better_pip_interoperability_and/
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r/Python - Conda 4.6 Release: Better pip interoperability and PowerShell support
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Lectures in Quantitative Economics as Python and Julia Notebooks: https://lectures.quantecon.org/