create empty data frame object code example
Example 1: empty dataframe
newDF = pd.DataFrame() #creates a new dataframe that's empty
newDF = newDF.append(oldDF, ignore_index = True) # ignoring index is optional
# try printing some data from newDF
print newDF.head() #again optional
Example 2: create an empty dataframe
import pandas as pd
df = pd.DataFrame(columns=['A','B','C','D','E','F','G'])