擅长:python、mysql、java
<p>尝试不提供axis示例:</p>
<pre><code>import pandas as pd
mydict1 = {'column1' : ['a','d'],
'column2' : ['b','e'],
'column3' : ['c','f']}
mydict2 = {'column1' : ['g','j'],
'column2' : ['h','k'],
'column3' : ['i','i']}
mydict3= {"column1":['m','p'],
"column2":['n','q'],
"column3":['o','r']}
df1=pd.DataFrame(mydict1)
df2=pd.DataFrame(mydict2)
df3=pd.DataFrame(mydict3)
pd.concat([df1,df2,df3],ignore_index=True)
</code></pre>
<p>输出</p>
<pre><code> column1 column2 column3
0 a b c
1 d e f
0 g h i
1 j k i
0 m n o
1 p q r
</code></pre>