:orphan:
:html_theme.sidebar_secondary.remove:
.. This document is auto-generated by the altair-gallery extension. Do not modify directly.
.. _gallery_simple_line_chart:
Simple Line Chart
-----------------
This chart shows the most basic line chart, made from a dataframe with two
columns.
.. altair-plot::
:remove-code:
import altair as alt
import numpy as np
import pandas as pd
x = np.arange(100)
source = pd.DataFrame({
'x': x,
'f(x)': np.sin(x / 5)
})
alt.Chart(source).mark_line().encode(
x='x',
y='f(x)'
)
# No channel encoding options are specified in this chart
# so the code is the same as for the method-based syntax.
.. tab-set::
.. tab-item:: Method syntax
:sync: method
.. code:: python
import altair as alt
import numpy as np
import pandas as pd
x = np.arange(100)
source = pd.DataFrame({
'x': x,
'f(x)': np.sin(x / 5)
})
alt.Chart(source).mark_line().encode(
x='x',
y='f(x)'
)
.. tab-item:: Attribute syntax
:sync: attribute
.. code:: python
import altair as alt
import numpy as np
import pandas as pd
x = np.arange(100)
source = pd.DataFrame({
'x': x,
'f(x)': np.sin(x / 5)
})
alt.Chart(source).mark_line().encode(
x='x',
y='f(x)'
)
# No channel encoding options are specified in this chart
# so the code is the same as for the method-based syntax.