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Showing posts with the label Types

How Do I Translate Postgresql Oid Using Python

I am having bit of trouble with the psycopg2 Python module. I wrote a small code to extract some in… Read more How Do I Translate Postgresql Oid Using Python

Determining A Variable's Type Is Nonetype In Python

I would like to check if a variable is of the NoneType type. For other types we can do stuff like: … Read more Determining A Variable's Type Is Nonetype In Python

Store Different Datatypes In One Numpy Array?

I have two different arrays, one with strings and another with ints. I want to concatenate them, in… Read more Store Different Datatypes In One Numpy Array?

What Is The Difference Between And

I am new to python. I'm confused by the . I got a str by using: response = urllib.request.urlop… Read more What Is The Difference Between And

Converting Astropy.table.columns To A Numpy Array

I'd like to plot points: points = np.random.multivariate_normal(mean=(0,0), cov=[[0.4,9],[9,10]… Read more Converting Astropy.table.columns To A Numpy Array

Numba: Calling Jit With Explicit Signature Using Arguments With Default Values

I'm using numba to make some functions containing cycles on numpy arrays. Everything is fine an… Read more Numba: Calling Jit With Explicit Signature Using Arguments With Default Values

Automatically Type Cast Parameters In Python

Background: I mostly run python scripts from the command line in pipelines and so my arguments are … Read more Automatically Type Cast Parameters In Python

Get List Of Column Names Having Either Object Or Categorical Dtype

My goal is to get a list object: ['assetCode', 'assetName'], where the contents are… Read more Get List Of Column Names Having Either Object Or Categorical Dtype

What Do The > < Signs In Numpy Dtype Mean?

What is the difference between dtype='f', dtype='f4', dtype='>f4', dtype… Read more What Do The > < Signs In Numpy Dtype Mean?

Specify Correct Dtypes To Pandas.read_csv For Datetimes And Booleans

I am loading a csv file into a Pandas DataFrame. For each column, how do I specify what type of dat… Read more Specify Correct Dtypes To Pandas.read_csv For Datetimes And Booleans