mcp‭

MWE In the terminal run: mkdir mwe cd mwe mkdir dir touch f1.txt f2.pdf dir/f1.txt dir/f2.pdf git init . Create a .gitignore with: * # ignore all !dir/ # except this directory ...

1 answer  ·  posted 2y ago by mcp‭  ·  last activity 2y ago by Moshi‭

Suppose I have some code like: filename = "bad_dir" print(f"File not found: {filename}.") raise(FileNotFoundError) When the exception isn't caught, the stack trace is printed at the end of ...

2 answers  ·  posted 2y ago by mcp‭  ·  edited 9mo ago by Karl Knechtel‭

MWE import pandas as pd import numpy as np import matplotlib.pyplot as plt df = pd.DataFrame(np.random.rand(9, 4), columns=['a', 'b', 'c', 'd']) df.plot.bar() plt.show() Question Ho...

2 answers  ·  posted 2y ago by mcp‭  ·  last activity 2y ago by samcarter‭

Problem How can I compress each column of a dataframe to the output of a function (i.e., mean), preserving columns? MWE import pandas as pd data = {"A": [1, 2, 3, 4], "B": [5, 6, 7, 8]} ...

2 answers  ·  posted 1y ago by mcp‭  ·  last activity 1y ago by mr Tsjolder‭

MWE import pandas as pd import numpy as np import matplotlib.pyplot as plt df = pd.DataFrame(np.random.rand(9, 4), columns=['a', 'b', 'c', 'd']) df.plot.bar(table=True) # don't want plot, ...

1 answer  ·  posted 2y ago by mcp‭  ·  last activity 2y ago by __blackjack__‭

MWE import random import pandas as pd from itertools import product random.seed(12345) dies = [1, 2] cells = list(range(10)) currents = [100, 200, 300] dcc = list(product(dies, ce...

3 answers  ·  posted 1y ago by mcp‭  ·  edited 1y ago by mcp‭

A note on first impressions: I really like that popup windows like when you click "react" are closed by clicking "react" again, not just anywhere else on the screen. This makes the site feel sol...

posted 2y ago by mcp‭  ·  edited 2y ago by mcp‭

Answer After re-encountering this problem and searching for a solution with a less generic "pandas check if column pair is found in other df" (forgetting I had previously encountered this proble...

posted 1y ago by mcp‭  ·  edited 1y ago by mcp‭

Question What is the current state of the art database app? How does it compare to SQL? Can pandas be used in place of either? If not, is there something that bridges the gap between SQL and pand...

2 answers  ·  posted 1y ago by mcp‭  ·  last activity 1y ago by matthewsnyder‭

Background The coefficient of variation is: defined as the ratio of the standard deviation to the mean Question Is there a built-in function for this? Tried I know I can do df.std() / df...

1 answer  ·  posted 2y ago by mcp‭  ·  last activity 2y ago by cuzzo‭