```
project=pd.read_csv("train.csv",sep=',') 

```

this dataset `train.csv` has 200column, named as var\_0,var\_1 ....... var\_199

```
for i in range(200):
    c= "var_" + str(i)

```

the above line is for creating variable names using loop

```
    #print(c)
    b= project.c.describe()

AttributeError                            Traceback (most recent call last)
<ipython-input-46-b90b661d528b> in <module>
      2     c= "var_" + str(i)
      3     #print(c)
----> 4     b= project.c.describe()

~/anaconda3/lib/python3.7/site-packages/pandas/core/generic.py in __getattr__(self, name)
   5177             if self._info_axis._can_hold_identifiers_and_holds_name(name):
   5178                 return self[name]
-> 5179             return object.__getattribute__(self, name)
   5180 
   5181     def __setattr__(self, name, value):

AttributeError: 'DataFrame' object has no attribute 'c'

```