Found 26504 Articles for Server Side Programming

How to Sort CSV by multiple columns in Python ?

SaiKrishna Tavva
Updated on 17-Oct-2024 12:52:51

9K+ Views

In Python, to sort a CSV file by multiple columns, we can use the 'sort_values()' Method provided by the Python Pandas library. This method is used for sorting the values by taking column names as arguments. Some of the common methods for sorting a CSV file by multiple columns are as follows. sort_values() : To sort a DataFrame by multiple columns. sort_values() without inplace : To sort a DataFrame by ... Read More

Python Pandas - Create a Count Plot and style the bars with Seaborn

AmitDiwan
Updated on 04-Oct-2021 06:50:33

304 Views

Count Plot in Seaborn is used to display the counts of observations in each categorical bin using bars. The seaborn.countplot() is used for this. Style the bars using the facecolor, linewidth and edgecolor parameters.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Style and design the bars using the facecolor, linewidth and edgecolor parameters −sb.countplot(dataFrame["Age"], facecolor=(0, 0.0, 0, 0), linewidth=3, edgecolor=sb.color_palette("dark", 2))ExampleFollowing is the ... Read More

Python Pandas - Draw a point plot and set a cap to the error bars with Seaborn

AmitDiwan
Updated on 04-Oct-2021 06:45:51

777 Views

Point Plot in Seaborn is used to show point estimates and confidence intervals using scatter plot glyphs. The seaborn.pointplot() is used for this. Set caps to the error bars using the capsize parameter.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Setting caps to the error bars using the capsize parameter −sb.pointplot(dataFrame['Role'], dataFrame['Age'], capsize=.3)ExampleFollowing is the code −import seaborn as sb import pandas as ... Read More

Python Pandas - Draw a boxplot and control box order by passing an explicit order with Seaborn

AmitDiwan
Updated on 04-Oct-2021 06:43:19

813 Views

Box Plot in Seaborn is used to draw a box plot to show distributions with respect to categories. The seaborn.boxplot() is used for this. To control the order use the order parameter.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Plotting box plot with Academy and Age. Control box order by passing an explicit order i.e. ordering on the basis of "Academy". Ordering using ... Read More

Python Pandas - Plot horizontal violins and order an explicit order with observations in Seaborn

AmitDiwan
Updated on 01-Oct-2021 12:44:59

88 Views

Violin Plot in Seaborn is used to draw a combination of boxplot and kernel density estimate. The seaborn.violinplot() is used for this. Order with order parameter and set observations using inner parameter.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Plot horizontal violin plot with Role and Age columns. Order with order parameter and set observations using inner parameter −sb.violinplot(x = 'Age', y = ... Read More

Python Pandas - Draw a vertical boxplot grouped by a categorical variable with Seaborn

AmitDiwan
Updated on 01-Oct-2021 12:42:23

2K+ Views

Box Plot in Seaborn is used to draw a box plot to show distributions with respect to categories. To create a vertical Box Plot, use the seaborn.boxplot().Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Plotting a vertical box plot with Academy and Age −sb.boxplot( x = 'Academy', y = 'Age', data = dataFrame )ExampleFollowing is the complete code −import seaborn as sb import ... Read More

Python Pandas - Create a Horizontal Bar Chart

AmitDiwan
Updated on 01-Oct-2021 12:39:56

926 Views

To plot a Horizontal Bar Plot, use the pandas.DataFrame.plot.barh. A bar plot shows comparisons among discrete categories.At first, import the required libraries −import pandas as pd import matplotlib.pyplot as pltCreate a Pandas DataFrame with 4 columns −dataFrame = pd.DataFrame({"Car": ['Bentley', 'Lexus', 'BMW', 'Mustang', 'Mercedes', 'Jaguar'], "Cubic_Capacity": [2000, 1800, 1500, 2500, 2200, 3000], "Reg_Price": [7000, 1500, 5000, 8000, 9000, 6000], "Units_Sold": [ 100, 110, 150, 80, 200, 90] })Plot Horizontal Bar Chart using the plot.barh() −dataFrame.plot.barh(x='Car', y='Cubic_Capacity', title='Car Specifications', color='blue') ExampleFollowing is the complete code −import pandas as pd import matplotlib.pyplot as plt # creating dataframe dataFrame = pd.DataFrame({"Car": ['Bentley', ... Read More

Create a Count Plot with SeaBorn – Python Pandas

AmitDiwan
Updated on 01-Oct-2021 12:37:16

1K+ Views

Count Plot in Seaborn is used to display the counts of observations in each categorical bin using bars. The seaborn.countplot() is used for this.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required 3 libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") ExampleFollowing is the code −import seaborn as sb import pandas as pd import matplotlib.pyplot as plt # Load data from a CSV file into a Pandas DataFrame dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") ... Read More

Create a Point plot with SeaBorn – Python Pandas

AmitDiwan
Updated on 01-Oct-2021 12:33:51

346 Views

The seaborn.pointplot() is used to create a point plot. Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required 3 libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Plotting point plot with Age and Weight column −sb.pointplot(x =dataFrame["Age"], y = dataFrame["Weight"], data = dataFrame)ExampleFollowing is the code −import seaborn as sb import pandas as pd import matplotlib.pyplot as plt # Load data from a CSV file into a Pandas DataFrame dataFrame = ... Read More

Create a Bar plot with SeaBorn – Python Pandas

AmitDiwan
Updated on 01-Oct-2021 12:31:10

993 Views

Bar Plot in Seaborn is used to show point estimates and confidence intervals as rectangular bars. The seaborn.barplot() is used for this.Let’s say the following is our dataset in the form of a CSV file − Cricketers.csvAt first, import the required 3 libraries −import seaborn as sb import pandas as pd import matplotlib.pyplot as pltLoad data from a CSV file into a Pandas DataFrame −dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv") Plotting bar plot with Height column −sb.barplot(x =dataFrame["Height"])ExampleFollowing is the code − import seaborn as sb import pandas as pd import matplotlib.pyplot as plt # Load data from a CSV file into ... Read More

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