import pyodbc
import pandas as pd
# Some other example server values are
# server = 'localhost\sqlexpress' # for a named instance
# server = 'myserver,port' # to specify an alternate port
server = 'servername' 
database = 'AdventureWorks' 
username = 'yourusername' 
password = 'databasename'  
cnxn = pyodbc.connect('DRIVER={SQL Server};SERVER='+server+';DATABASE='+database+';UID='+username+';PWD='+ password)
cursor = cnxn.cursor()
# select 26 rows from SQL table to insert in dataframe.
query = "SELECT [CountryRegionCode], [Name] FROM Person.CountryRegion;"
df = pd.read_sql(query, cnxn)
print(df.head(26))

# SQL Server format
cursor.execute("exec sp_dosomething(123, 'abc')")

# ODBC format
cursor.execute("{call sp_dosomething(123, 'abc')}")