#!/usr/bin/env python
# coding: utf-8

# # Axis Position
# 
# The `position` parameter in `scale_x_(), scale_y_()` functions controls position of the axis:
# 
# - 'left', 'right' or 'both' for y-axis;
# - 'top', 'bottom' or 'both' for x-axis.
# 

# In[1]:


import pandas as pd

from lets_plot import *


# In[2]:


LetsPlot.setup_html()
LetsPlot.set_theme(theme_grey())


# In[3]:


df = pd.read_csv('https://raw.githubusercontent.com/JetBrains/lets-plot-docs/master/data/iris.csv')
df.head(3)


# #### 1. Default Axis Position
# 

# In[4]:


p = (ggplot(df) + geom_point(aes("sepal_width", "sepal_length", color="species"), size=5)
      + scale_color_brewer(palette="Set1")
    )
p


# #### 2. `position="right"`

# In[5]:


p + scale_y_continuous("Sepal Length", position="right")


# #### 3. `position="top"`

# In[6]:


p + scale_x_continuous(position="top")


# #### 4. `position="both"`

# In[7]:


(p
 + scale_x_continuous("Sepal Width", position="both")
 + scale_y_continuous("Sepal Length", position="both")
)


# ##### 4.1 Lets use equal units on the X-axis and on the Y-axis.

# In[8]:


(p
 + scale_x_continuous("Sepal Width", position="both")
 + scale_y_continuous("Sepal Length", position="both")
 + coord_fixed()
)