append to empty df 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: append a dataframe to an empty dataframe
df = df.append(<dataframe_to_be_appended>)